Unable to use Serial Monitor in IDE 2.1.1 on Win11

I´m a Newbe with Arduino I installed it yesterday. The IDE connects correctly to my Arduino UNO Board and I can send Sketches. But I´m not able to use the Serial Monitor, it shows an error: Cannot read properties of null (reading 'port')

I made a debug output with Powershell, see content here:

Windows PowerShell

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PS C:\Users\Acer Spin> cd "C:\Program Files\Arduino IDE"
PS C:\Program Files\Arduino IDE> & ".\Arduino IDE"
PS C:\Program Files\Arduino IDE>
Arduino IDE 2.1.1
Starting backend process. PID: 4360
Using browser-only version of superagent in non-browser environment
Configuration directory URI: 'file:///c%3A/Users/Acer%20Spin/.theia'
Configuring to accept webviews on '^.+\.webview\..+$' hostname.
2023-08-23T08:53:38.803Z root INFO Backend Object.initialize: 3.7ms [Finished 0.958 s after backend start]
2023-08-23T08:53:38.803Z root INFO Backend Object.configure: 2.9 ms [Finished 0.958 s after backend start]
2023-08-23T08:53:38.803Z root INFO Backend MessagingContribution.onStart: 1.1 ms [Finished 0.958 s after backend start]
2023-08-23T08:53:38.804Z root INFO Backend OSBackendApplicationContribution.configure: 0.3 ms [Finished 0.987 s after backend start]
2023-08-23T08:53:38.804Z root INFO Backend DefaultWorkspaceServer.onStart: 0.2 ms [Finished 0.987 s after backend start]
2023-08-23T08:53:38.805Z root INFO Backend PluginLocalizationBackendContribution.configure: 0.1 ms [Finished 0.987 s after backend start]
2023-08-23T08:53:38.806Z root INFO Backend PluginLocalizationBackendContribution.initialize: 28.3 ms [Finished 0.987 s after backend start]
2023-08-23T08:53:38.806Z root INFO Backend TaskBackendApplicationContribution.onStart: 0.2 ms [Finished 0.987 s after backend start]
2023-08-23T08:53:38.807Z root INFO Backend ElectronTokenBackendContribution.configure: 0.9 ms [Finished 0.988 s after backend start]
2023-08-23T08:53:38.807Z config INFO >>> Initializing CLI configuration...
2023-08-23T08:53:38.807Z root INFO Backend PluginDeployerContribution.initialize: 0.4 ms [Finished 0.988 s after backend start]
2023-08-23T08:53:38.808Z root INFO Backend ConfigServiceImpl.onStart: 0.7 ms [Finished 0.989 s after backend start]
2023-08-23T08:53:38.808Z config INFO Loading CLI configuration from c:\Users\Acer Spin\.arduinoIDE\arduino-cli.yaml...
2023-08-23T08:53:38.809Z root INFO Backend WebviewBackendSecurityWarnings.initialize: 0.3 ms [Finished 0.990 s after backend start]
2023-08-23T08:53:38.809Z root INFO Backend ArduinoDaemonImpl.onStart: 0.9 ms [Finished 0.990 s after backend start]
2023-08-23T08:53:38.809Z root INFO Backend NodeFileUploadService.configure: 1.7 ms [Finished 0.991 s after backend start]
2023-08-23T08:53:38.809Z daemon INFO Starting daemon from C:\Program Files\Arduino IDE\resources\app\node_modules\arduino-ide-extension\build\arduino-cli.exe...
2023-08-23T08:53:38.810Z discovery-log INFO start
2023-08-23T08:53:38.810Z discovery-log INFO start new deferred
2023-08-23T08:53:38.810Z root INFO Backend HostedPluginLocalizationService.initialize: 0.3 ms [Finished 0.991 s after backend start]
2023-08-23T08:53:38.810Z root INFO Backend BoardDiscovery.onStart: 0.8 ms [Finished 0.992 s after backend start]
2023-08-23T08:53:38.810Z root INFO Backend FileDownloadEndpoint.configure: 0.8 ms [Finished 0.992 s after backend start]
2023-08-23T08:53:38.810Z root INFO Backend AuthenticationServiceImpl.onStart: 0.3 ms [Finished 0.993 s after backend start]
2023-08-23T08:53:38.811Z root INFO Backend PluginApiContribution.configure: 0.5 ms [Finished 0.994 s after backend start]
2023-08-23T08:53:38.811Z root INFO Backend HostedPluginReader.configure: 0.5 ms [Finished 0.995 s after backend start]
2023-08-23T08:53:38.811Z root INFO Backend HostedPluginReader.configure: 0.0 ms [Finished 0.995 s after backend start]
2023-08-23T08:53:38.812Z root INFO Backend PlotterBackendContribution.configure: 0.5 ms [Finished 0.996 s after backend start]
2023-08-23T08:53:38.814Z root INFO Theia app listening on http://localhost:61221.
2023-08-23T08:53:38.814Z root INFO Finished starting backend application: 4.0 ms [Finished 0.998 s after backend start]
2023-08-23T08:53:38.815Z root WARN The local plugin referenced bylocal-dir:/c%3A/Users/Acer%20Spin/.arduinoIDE/plugins does not exist.
2023-08-23T08:53:38.816Z root WARN The local plugin referenced bylocal-dir:/c%3A/Users/Acer%20Spin/.arduinoIDE/extensions does notexist.
2023-08-23T08:53:38.816Z root WARN The local plugin referenced bylocal-dir:C:\Users\Acer Spin\.arduinoIDE\plugins does not exist.
Restoring workspace roots: c:\Users\Acer Spin\Documents\Arduino\Test_Abstand
isTempSketch: false. Input was c:\Users\Acer Spin\Documents\Arduino\Test_Abstand\Test_Abstand.ino
2023-08-23T08:53:38.832Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.832Z root INFO Resolved "cortex-debug" to a VS Code extension "cortex-debug@1.5.1" with engines:
2023-08-23T08:53:38.832Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.832Z root INFO Resolved "vscode-arduino-tools" to a VS Code extension "vscode-arduino-tools@0.0.2-beta.8" with engines:
2023-08-23T08:53:38.833Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.833Z root INFO Resolved "vscode-builtin-cpp" to a VS Code extension "cpp@1.52.1" with engines:
2023-08-23T08:53:38.833Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.833Z root INFO Resolved "vscode-builtin-json"to a VS Code extension "json@1.46.1" with engines:
2023-08-23T08:53:38.833Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.833Z root INFO Resolved "vscode-builtin-json-language-features" to a VS Code extension "json-language-features@1.46.1" with engines:
2023-08-23T08:53:38.833Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.834Z root INFO Resolved "vscode-language-pack-bg" to a VS Code extension "vscode-language-pack-bg@1.48.3" with engines:
2023-08-23T08:53:38.834Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.834Z root INFO Resolved "vscode-language-pack-cs" to a VS Code extension "vscode-language-pack-cs@1.53.2" with engines:
2023-08-23T08:53:38.834Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.834Z root INFO Resolved "vscode-language-pack-de" to a VS Code extension "vscode-language-pack-de@1.53.2" with engines:
2023-08-23T08:53:38.835Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.835Z root INFO Resolved "vscode-language-pack-es" to a VS Code extension "vscode-language-pack-es@1.53.2" with engines:
2023-08-23T08:53:38.835Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.835Z root INFO Resolved "vscode-language-pack-fr" to a VS Code extension "vscode-language-pack-fr@1.53.2" with engines:
2023-08-23T08:53:38.835Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.835Z root INFO Resolved "vscode-language-pack-hu" to a VS Code extension "vscode-language-pack-hu@1.48.3" with engines:
2023-08-23T08:53:38.835Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.836Z root INFO Resolved "vscode-language-pack-it" to a VS Code extension "vscode-language-pack-it@1.53.2" with engines:
2023-08-23T08:53:38.836Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.836Z root INFO Resolved "vscode-language-pack-ja" to a VS Code extension "vscode-language-pack-ja@1.53.2" with engines:
2023-08-23T08:53:38.836Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.836Z root INFO Resolved "vscode-language-pack-ko" to a VS Code extension "vscode-language-pack-ko@1.53.2" with engines:
2023-08-23T08:53:38.836Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.837Z root INFO Resolved "vscode-language-pack-nl" to a VS Code extension "vscode-language-pack-nl@1.48.3" with engines:
2023-08-23T08:53:38.837Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.837Z root INFO Resolved "vscode-language-pack-pl" to a VS Code extension "vscode-language-pack-pl@1.53.2" with engines:
2023-08-23T08:53:38.837Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.837Z root INFO Resolved "vscode-language-pack-pt-BR" to a VS Code extension "vscode-language-pack-pt-BR@1.53.2"with engines:
2023-08-23T08:53:38.837Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.838Z root INFO Resolved "vscode-language-pack-ru" to a VS Code extension "vscode-language-pack-ru@1.53.2" with engines:
2023-08-23T08:53:38.838Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.838Z root INFO Resolved "vscode-language-pack-tr" to a VS Code extension "vscode-language-pack-tr@1.53.2" with engines:
2023-08-23T08:53:38.838Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.838Z root INFO Resolved "vscode-language-pack-uk" to a VS Code extension "vscode-language-pack-uk@1.48.3" with engines:
2023-08-23T08:53:38.838Z root INFO PluginTheiaDirectoryHandler: accepting plugin with path
2023-08-23T08:53:38.839Z root INFO Resolved "vscode-language-pack-zh-hans" to a VS Code extension "vscode-language-pack-zh-hans@1.53.2" with engines:
2023-08-23T08:53:38.843Z config INFO Loaded CLI configuration: {"board_manager":{"additional_urls":[]},"build_cache":{"compilations_before_purge":10,"ttl":"720h0m0s"},"daemon":{"port":"50051"},"directories":{"builtin":{"libraries":"C:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\libraries"},"data":"c:\\Users\\Acer Spin\\AppData\\Local\\Arduino15","downloads":"C:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\staging","user":"c:\\Users\\Acer Spin\\Documents\\Arduino"},"library":{"enable_unsafe_install":false},"locale":"de","logging":{"file":"","format":"text","level":"info"},"metrics":{"addr":":9090","enabled":true},"output":{"no_color":false},"sketch":{"always_export_binaries":false},"updater":{"enable_notification":true}}
2023-08-23T08:53:38.844Z config INFO 'directories.data' and 'directories.user' are set in the CLI configuration model.
2023-08-23T08:53:38.844Z config INFO Loaded the CLI configuration.
2023-08-23T08:53:38.855Z config INFO Mapped the CLI configuration: {"dataDirUri":"file:///c%3A/Users/Acer%20Spin/AppData/Local/Arduino15","sketchDirUri":"file:///c%3A/Users/Acer%20Spin/Documents/Arduino","additionalUrls":[],"network":"none","locale":"de"}
2023-08-23T08:53:38.855Z config INFO Validating the CLI configuration...
2023-08-23T08:53:38.858Z config INFO The CLI config is valid.
2023-08-23T08:53:38.858Z config INFO <<< Initialized the CLI configuration.
2023-08-23T08:53:38.867Z root INFO Resolve plugins list: 58.3 ms [Finished 1.051 s after backend start]
2023-08-23T08:53:38.872Z root INFO Deployed backend plugin "marus25.cortex-debug@1.5.1" from "C:\Program Files\Arduino IDE\resources\app\plugins\cortex-debug\extension\dist\extension.js": 4.6 ms [Finished 1.056 s after backend start]
2023-08-23T08:53:38.875Z root INFO Deployed backend plugin "arduino.vscode-arduino-tools@0.0.2-beta.8" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-arduino-tools\extension\dist\bundle": 3.1 ms [Finished 1.059 s after backend start]
2023-08-23T08:53:38.882Z root INFO Deployed backend plugin "vscode.cpp@1.52.1" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-builtin-cpp\extension": 7.2 ms [Finished 1.066 s afterbackend start]
2023-08-23T08:53:38.884Z root INFO Deployed backend plugin "vscode.json@1.46.1" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-builtin-json\extension": 1.6 ms [Finished 1.068 s after backend start]
2023-08-23T08:53:38.884Z root INFO Deployed backend plugin "vscode.json-language-features@1.46.1" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-builtin-json-language-features\extension\client\dist\jsonMain": 0.6 ms [Finished 1.069 s after backend start]
2023-08-23T08:53:38.937Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-bg@1.48.3" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-bg\extension": 52.4 ms [Finished 1.121 s after backend start]
2023-08-23T08:53:38.955Z daemon INFO INFO[0000] Using config file: c:\Users\Acer Spin\.arduinoIDE\arduino-cli.yaml
INFO[0000] arduino-cli.exe version 0.32.3
INFO[0000] Executing `arduino-cli daemon`
Daemon is now listening on 127.0.0.1:55022
{"IP":"127.0.0.1","Port":"55022"}


2023-08-23T08:53:38.956Z daemon INFO Daemon is running.
2023-08-23T08:53:39.027Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-cs@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-cs\extension": 90.2 ms [Finished 1.211 s after backend start]
2023-08-23T08:53:39.033Z daemon INFO INFO[0000] Loading hardware from: c:\Users\Acer Spin\AppData\Local\Arduino15\packages

2023-08-23T08:53:39.034Z daemon INFO INFO[0000] Loading package arduino from: C:\Users\Acer Spin\AppData\Local\Arduino15\packages\arduino\hardware

2023-08-23T08:53:39.131Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-de@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-de\extension": 103.9 ms [Finished 1.315 s after backend start]
2023-08-23T08:53:39.131Z daemon INFO INFO[0000] Checking signature                            error="opening signature file: open C:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\installed.json.sig: The system cannot find the file specified." index="C:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\installed.json" signatureFile="C:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\installed.json.sig"
INFO[0000] Adding monitor tool                           protocol=serial tool="builtin:serial-monitor"
INFO[0000] Loaded platform                               platform="arduino:avr@1.8.6"
INFO[0000] Checking existence of 'tools' path: C:\Users\Acer Spin\AppData\Local\Arduino15\packages\arduino\tools
INFO[0000] Loading tools from dir: C:\Users\Acer Spin\AppData\Local\Arduino15\packages\arduino\tools
INFO[0000] Loaded tool                                   tool="arduino:arduinoOTA@1.3.0"
INFO[0000] Loaded tool                                   tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0000] Loaded tool                                   tool="arduino:avrdude@6.3.0-arduino17"
INFO[0000] Loading package builtin from: C:\Users\Acer Spin\AppData\Local\Arduino15\packages\builtin
INFO[0000] Checking existence of 'tools' path: C:\Users\Acer Spin\AppData\Local\Arduino15\packages\builtin\tools
INFO[0000] Loading tools from dir: C:\Users\Acer Spin\AppData\Local\Arduino15\packages\builtin\tools
INFO[0000] Loaded tool                                   tool="builtin:ctags@5.8-arduino11"
INFO[0000] Loaded tool                                   tool="builtin:dfu-discovery@0.1.2"
INFO[0000] Loaded tool                                   tool="builtin:mdns-discovery@1.0.9"
INFO[0000] Loaded tool                                   tool="builtin:serial-discovery@1.4.0"
INFO[0000] Loaded tool                                   tool="builtin:serial-monitor@0.13.0"
INFO[0000] Checking signature                            index="c:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\package_index.json" signatureFile="c:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\package_index.json.sig" trusted=true
INFO[0000] Adding libraries dir                          dir="C:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries" location=platform
INFO[0000] Loading libraries index file                  index="c:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\library_index.json"

2023-08-23T08:53:39.197Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-es@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-es\extension": 66.2 ms [Finished 1.382 s after backend start]
2023-08-23T08:53:39.241Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-fr@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-fr\extension": 43.2 ms [Finished 1.425 s after backend start]
2023-08-23T08:53:39.241Z daemon INFO INFO[0000] Adding libraries dir                          dir="C:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\libraries" location=ide
INFO[0000] Adding libraries dir                          dir="c:\\Users\\Acer Spin\\Documents\\Arduino\\libraries" location=user

2023-08-23T08:53:39.276Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-hu@1.48.3" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-hu\extension": 35.6 ms [Finished 1.461 s after backend start]
2023-08-23T08:53:39.325Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-it@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-it\extension": 48.3 ms [Finished 1.509 s after backend start]
2023-08-23T08:53:39.364Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-ja@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-ja\extension": 38.8 ms [Finished 1.548 s after backend start]
2023-08-23T08:53:39.366Z discovery-log INFO start request start watch
2023-08-23T08:53:39.366Z discovery-log INFO start requested startwatch
2023-08-23T08:53:39.366Z discovery-log INFO start resolved watching
2023-08-23T08:53:39.410Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-ko@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-ko\extension": 45.6 ms [Finished 1.594 s after backend start]
2023-08-23T08:53:39.410Z daemon INFO INFO[0000] starting discovery builtin:mdns-discovery process
INFO[0000] starting discovery builtin:serial-discovery process
INFO[0000] started discovery builtin:serial-discovery process
INFO[0000] sending command HELLO 1 "arduino-cli 0.32.3" to discovery builtin:serial-discovery
INFO[0000] started discovery builtin:mdns-discovery process
INFO[0000] sending command HELLO 1 "arduino-cli 0.32.3" to discovery builtin:mdns-discovery
INFO[0000] from discovery builtin:serial-discovery received message type: hello, Nachricht: OK, Protokollversion: 1
INFO[0000] sending command START_SYNC to discovery builtin:serial-discovery
INFO[0000] from discovery builtin:serial-discovery received message type: start_sync, Nachricht: OK
INFO[0000] from discovery builtin:mdns-discovery received messagetype: hello, Nachricht: OK, Protokollversion: 1
INFO[0000] sending command START_SYNC to discovery builtin:mdns-discovery
INFO[0000] from discovery builtin:mdns-discovery received messagetype: start_sync, Nachricht: OK
INFO[0000] from discovery builtin:serial-discovery received message type: add, port: COM3
INFO[0000] from discovery builtin:serial-discovery received message type: add, port: COM4
INFO[0000] from discovery builtin:serial-discovery received message type: add, port: COM5

2023-08-23T08:53:39.411Z discovery-log INFO {"eventType":"add","port":{"matchingBoardsList":[],"port":{"address":"COM3","label":"COM3","protocol":"serial","protocolLabel":"Serial Port","propertiesMap":[],"hardwareId":""}},"error":""}
2023-08-23T08:53:39.412Z discovery-log INFO {"eventType":"add","port":{"matchingBoardsList":[],"port":{"address":"COM4","label":"COM4","protocol":"serial","protocolLabel":"Serial Port","propertiesMap":[],"hardwareId":""}},"error":""}
2023-08-23T08:53:39.413Z discovery-log INFO {"eventType":"add","port":{"matchingBoardsList":[{"name":"Arduino Uno","fqbn":"arduino:avr:uno","isHidden":false}],"port":{"address":"COM5","label":"COM5","protocol":"serial","protocolLabel":"Serial Port (USB)","propertiesMap":[["pid","0x0043"],["serialNumber","34233303439351918081"],["vid","0x2341"]],"hardwareId":"34233303439351918081"}},"error":""}
2023-08-23T08:53:39.426Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-nl@1.48.3" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-nl\extension": 16.4 ms [Finished 1.610 s after backend start]
2023-08-23T08:53:39.462Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-pl@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-pl\extension": 35.8 ms [Finished 1.646 s after backend start]
2023-08-23T08:53:39.494Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-pt-br@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-pt-BR\extension": 32.3 ms [Finished 1.679 s after backend start]
2023-08-23T08:53:39.537Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-ru@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-ru\extension": 42.6 ms [Finished 1.721 s after backend start]
2023-08-23T08:53:39.570Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-tr@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-tr\extension": 33.4 ms [Finished 1.755 s after backend start]
2023-08-23T08:53:39.593Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-uk@1.48.3" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-uk\extension": 23.0 ms [Finished 1.778 s after backend start]
2023-08-23T08:53:39.632Z root INFO Deployed backend plugin "ms-ceintl.vscode-language-pack-zh-hans@1.53.2" from "C:\Program Files\Arduino IDE\resources\app\plugins\vscode-language-pack-zh-hans\extension": 38.2 ms [Finished 1.816 s after backend start]
2023-08-23T08:53:39.646Z root INFO Deploy plugins list: 58.3 ms [Finished 1.816 s after backend start]
Opening channel for service path '/services/electron-window-ext'.
Opening channel for service path '/services/electron-window'.
Opening channel for service path '/services/ide-updater'.
2023-08-23T08:53:40.375Z root WARN Frontend a.configure took longer than the expected maximum 100 milliseconds: 141.5 ms [Finished 1.504 s after frontend start]
2023-08-23T08:53:40.485Z sketches-service WARN Warning! The request sketch path was different than the response sketch path from the CLI. This could be a potential bug. Request: <c:\Users\Acer Spin\Documents\Arduino\Test_Abstand\Test_Abstand.ino>, response: <c:\Users\Acer Spin\Documents\Arduino\Test_Abstand>.
2023-08-23T08:53:40.559Z root INFO Start frontend contributions: 380.6 ms [Finished 1.694 s after frontend start]
2023-08-23T08:53:40.559Z root INFO Changed application state from'init' to 'started_contributions'.
2023-08-23T08:53:40.575Z root INFO Changed application state from'started_contributions' to 'attached_shell'.
2023-08-23T08:53:40.576Z root INFO >>> Restoring the layout state...
2023-08-23T08:53:40.577Z root INFO ------- SERIALIZED LAYOUT DATA-------
2023-08-23T08:53:40.577Z root INFO 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codicon-debug-alt\",\"closeable\":true}}"},"rank":4,"expanded":false,"pinned":false},{"widget":{"constructionOptions":{"factoryId":"search-view-container"},"innerWidgetState":"{\"parts\":[{\"partId\":\"search-in-workspace\",\"collapsed\":false,\"hidden\":false,\"originalContainerId\":\"search-view-container\",\"originalContainerTitle\":{\"label\":\"Suchen\",\"iconClass\":\"codicon codicon-search\",\"closeable\":true},\"widget\":{\"constructionOptions\":{\"factoryId\":\"search-in-workspace\"},\"innerWidgetState\":\"{\\\"matchCaseState\\\":{\\\"className\\\":\\\"codicon codicon-case-sensitive\\\",\\\"enabled\\\":false,\\\"title\\\":\\\"Groß-/Kleinschreibung beachten\\\"},\\\"wholeWordState\\\":{\\\"className\\\":\\\"codicon codicon-whole-word\\\",\\\"enabled\\\":false,\\\"title\\\":\\\"Nur ganzes Wort suchen\\\"},\\\"regExpState\\\":{\\\"className\\\":\\\"codicon codicon-regex\\\",\\\"enabled\\\":false,\\\"title\\\":\\\"Regulären Ausdruck verwenden\\\"},\\\"includeIgnoredState\\\":{\\\"className\\\":\\\"codicon codicon-eye\\\",\\\"enabled\\\":false,\\\"title\\\":\\\"Ignorierte Dateieneinbeziehen\\\"},\\\"showSearchDetails\\\":false,\\\"searchInWorkspaceOptions\\\":{\\\"matchCase\\\":false,\\\"matchWholeWord\\\":false,\\\"useRegExp\\\":false,\\\"includeIgnored\\\":false,\\\"include\\\":[],\\\"exclude\\\":[],\\\"maxResults\\\":2000},\\\"searchTerm\\\":\\\"\\\",\\\"replaceTerm\\\":\\\"\\\",\\\"showReplaceField\\\":false,\\\"searchHistoryState\\\":{\\\"history\\\":[],\\\"index\\\":0},\\\"replaceHistoryState\\\":{\\\"history\\\":[],\\\"index\\\":0},\\\"includeHistoryState\\\":{\\\"history\\\":[],\\\"index\\\":0},\\\"excludeHistoryState\\\":{\\\"history\\\":[],\\\"index\\\":0}}\"}}],\"title\":{\"label\":\"Suchen\",\"iconClass\":\"fa fa-arduino-search\",\"closeable\":true}}"},"rank":5,"expanded":false,"pinned":false}],"size":268},"rightPanel":{"type":"sidepanel","items":[]},"activeWidgetId":"serial-monitor"}
2023-08-23T08:53:40.578Z root INFO ------- END SERIALIZED LAYOUT DATA -------
2023-08-23T08:53:40.726Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b] Waiting for backend deployment: 85.5 ms [Finished 1.775 safter frontend start]
2023-08-23T08:53:41.049Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512) starting instance
2023-08-23T08:53:41.341Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b] Sync of 21 plugins: 720.9 ms [Finished 2.496 s after frontend start]
2023-08-23T08:53:41.437Z root INFO <<< The layout has been successfully restored.
2023-08-23T08:53:41.515Z root INFO Initialize the workbench layout: 872.4 ms [Finished 2.592 s after frontend start]
2023-08-23T08:53:41.517Z root INFO Changed application state from'attached_shell' to 'initialized_layout'.
2023-08-23T08:53:41.518Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][marus25.cortex-debug]: Loaded contributions.
2023-08-23T08:53:41.518Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][arduino.vscode-arduino-tools]: Loaded contributions.
2023-08-23T08:53:41.520Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][vscode.cpp]: Loaded contributions.
2023-08-23T08:53:41.520Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][vscode.json]: Loaded contributions.
2023-08-23T08:53:41.520Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][vscode.json-language-features]: Loaded contributions.
2023-08-23T08:53:41.520Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-bg]: Loaded contributions.
2023-08-23T08:53:41.520Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-cs]: Loaded contributions.
2023-08-23T08:53:41.520Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-de]: Loaded contributions.
2023-08-23T08:53:41.521Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-es]: Loaded contributions.
2023-08-23T08:53:41.521Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-fr]: Loaded contributions.
2023-08-23T08:53:41.521Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-hu]: Loaded contributions.
2023-08-23T08:53:41.524Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-it]: Loaded contributions.
2023-08-23T08:53:41.524Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-ja]: Loaded contributions.
2023-08-23T08:53:41.524Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-ko]: Loaded contributions.
2023-08-23T08:53:41.524Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-nl]: Loaded contributions.
2023-08-23T08:53:41.524Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-pl]: Loaded contributions.
2023-08-23T08:53:41.525Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-pt-br]: Loaded contributions.
2023-08-23T08:53:41.525Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-ru]: Loaded contributions.
2023-08-23T08:53:41.525Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-tr]: Loaded contributions.
2023-08-23T08:53:41.525Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-uk]: Loaded contributions.
2023-08-23T08:53:41.525Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-zh-hans]: Loaded contributions.
2023-08-23T08:53:41.526Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b] Load contributions of 21 plugins: 76.1 ms [Finished 2.670s after frontend start]
2023-08-23T08:53:41.567Z root WARN 'cpp' language is remapped from 'source.cpp.embedded.macro' to 'source.cpp' scope
2023-08-23T08:53:41.567Z root WARN a registered grammar configuration for 'cpp' language is overridden
2023-08-23T08:53:41.746Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): PluginManagerExtImpl/init()
2023-08-23T08:53:41.749Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(cortex-debug@1.5.1 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.752Z root INFO [hosted-plugin: 22512] Debugger contribution has been registered: cortex-debug
2023-08-23T08:53:41.753Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-arduino-tools@0.0.2-beta.8 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.754Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(cpp@1.52.1 with C:\Program Files\ArduinoIDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.755Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(json@1.46.1 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.756Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(json-language-features@1.46.1 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.758Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-bg@1.48.3 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.759Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-cs@1.53.2 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.760Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-de@1.53.2 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.761Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-es@1.53.2 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.762Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-fr@1.53.2 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.763Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-hu@1.48.3 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.764Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-it@1.53.2 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.764Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-ja@1.53.2 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.765Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-ko@1.53.2 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.766Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-nl@1.48.3 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.766Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-pl@1.53.2 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.767Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-pt-BR@1.53.2 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.768Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-ru@1.53.2 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.768Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-tr@1.53.2 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.769Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-uk@1.48.3 with C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.770Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): initializing(vscode-language-pack-zh-hans@1.53.2 withC:\Program Files\Arduino IDE\resources\app\node_modules\@theia\plugin-ext-vscode\lib\node\plugin-vscode-init)
2023-08-23T08:53:41.848Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): PluginManagerExtImpl/loadPlugin(C:\Program Files\Arduino IDE\resources\app\plugins\vscode-builtin-json-language-features\extension\client\dist\jsonMain)
2023-08-23T08:53:41.909Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): PluginManagerExtImpl/loadPlugin(C:\Program Files\Arduino IDE\resources\app\plugins\vscode-arduino-tools\extension\dist\bundle)
2023-08-23T08:53:41.931Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][marus25.cortex-debug]: Started plugin.
2023-08-23T08:53:41.932Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][arduino.vscode-arduino-tools]: Started plugin.
2023-08-23T08:53:41.933Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][vscode.cpp]: Started plugin.
2023-08-23T08:53:41.933Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][vscode.json]: Started plugin.
2023-08-23T08:53:41.933Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][vscode.json-language-features]: Started plugin.
2023-08-23T08:53:41.933Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-bg]: Started plugin.
2023-08-23T08:53:41.934Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-cs]: Started plugin.
2023-08-23T08:53:41.934Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-de]: Started plugin.
2023-08-23T08:53:41.934Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-es]: Started plugin.
2023-08-23T08:53:41.934Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-fr]: Started plugin.
2023-08-23T08:53:41.934Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-hu]: Started plugin.
2023-08-23T08:53:41.935Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-it]: Started plugin.
2023-08-23T08:53:41.935Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-ja]: Started plugin.
2023-08-23T08:53:41.935Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-ko]: Started plugin.
2023-08-23T08:53:41.935Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-nl]: Started plugin.
2023-08-23T08:53:41.935Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-pl]: Started plugin.
2023-08-23T08:53:41.936Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-pt-br]: Started plugin.
2023-08-23T08:53:41.936Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-ru]: Started plugin.
2023-08-23T08:53:41.936Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-tr]: Started plugin.
2023-08-23T08:53:41.938Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-uk]: Started plugin.
2023-08-23T08:53:41.938Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b][ms-ceintl.vscode-language-pack-zh-hans]: Started plugin.
2023-08-23T08:53:41.942Z root INFO [hosted-plugin: 22512] PLUGIN_HOST(22512): PluginManagerExtImpl/loadPlugin(C:\Program Files\Arduino IDE\resources\app\plugins\cortex-debug\extension\dist\extension.js)
2023-08-23T08:53:41.969Z root INFO [hosted-plugin: 22512] Debug configuration provider has been registered: cortex-debug, trigger: 1
2023-08-23T08:53:42.673Z root INFO Frontend application start: 2329.9 ms [Finished 4.855 s after backend start]
2023-08-23T08:53:42.676Z root INFO Replace loading indicator withready workbench UI (animation): 844.1 ms [Finished 3.515 s after frontend start]
2023-08-23T08:53:42.676Z root INFO Changed application state from'initialized_layout' to 'ready'.
2023-08-23T08:53:42.729Z daemon INFO INFO[0003] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0003] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"

2023-08-23T08:53:42.730Z daemon INFO INFO[0003] Required tool
                            tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:42.730Z daemon INFO INFO[0003] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0003] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0003] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:42.736Z daemon INFO INFO[0003] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0003] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"

2023-08-23T08:53:42.737Z daemon INFO INFO[0003] Required tool
                            tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:42.741Z daemon INFO INFO[0003] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0003] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0003] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

Checking for update
2023-08-23T08:53:42.793Z daemon INFO INFO[0003] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0003] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0003] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:42.796Z daemon INFO INFO[0003] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0003] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0003] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:42.868Z daemon INFO INFO[0003] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0003] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0003] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:42.868Z daemon INFO INFO[0003] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0003] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"

2023-08-23T08:53:42.868Z daemon INFO INFO[0003] Required tool
                            tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:42.875Z daemon INFO INFO[0003] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0003] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0003] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:42.907Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"

2023-08-23T08:53:42.907Z daemon INFO INFO[0004] Required tool                            tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:42.937Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

Update for version 2.1.1 is not available (latest version: 2.1.1,downgrade is allowed).
2023-08-23T08:53:43.401Z root ERROR ---- !!!SLOW!!! DURATION: search took 351.396 ms. Args: [{"type":"Updatable"}] ----
2023-08-23T08:53:43.406Z root INFO [2cfab265-3d27-4aeb-bb2f-a5b3ed870e8b] Start of 21 plugins: 1826.7 ms [Finished 4.503 s after frontend start]
2023-08-23T08:53:43.408Z root ERROR Uncaught Exception:
2023-08-23T08:53:43.408Z root ERROR Error: listen EACCES: permission denied ::
    at Server.setupListenHandle [as _listen2] (node:net:1315:16)
    at listenInCluster (node:net:1363:12)
    at Server.listen (node:net:1450:7)
    at new WebSocketServer (C:\Program Files\Arduino IDE\resources\app\node_modules\@theia\core\node_modules\ws\lib\websocket-server.js:90:20)
    at new WebSocketProviderImpl (C:\Program Files\Arduino IDE\resources\app\node_modules\arduino-ide-extension\lib\node\web-socket\web-socket-provider-impl.js:22:23)
    at Object.resolveInstance (C:\Program Files\Arduino IDE\resources\app\node_modules\inversify\lib\resolution\instantiation.js:51:18)
    at C:\Program Files\Arduino IDE\resources\app\node_modules\inversify\lib\resolution\resolver.js:75:42
    at Object.resolve (C:\Program Files\Arduino IDE\resources\app\node_modules\inversify\lib\resolution\resolver.js:99:12)
    at C:\Program Files\Arduino IDE\resources\app\node_modules\inversify\lib\container\container.js:335:37
    at Container._get (C:\Program Files\Arduino IDE\resources\app\node_modules\inversify\lib\container\container.js:326:44)
2023-08-23T08:53:43.408Z root ERROR Request startMonitor failed with error: Cannot read properties of null (reading 'port')
2023-08-23T08:53:43.409Z root ERROR Could not parse the pluggablemonitor settings file. Using empty file.
2023-08-23T08:53:43.414Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"

2023-08-23T08:53:43.414Z daemon INFO INFO[0004] Required tool
                            tool="arduino:avrdude@6.3.0-arduino17"
INFO[0004] Required tool                                 tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"
INFO[0004] Required tool                                 tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.415Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.424Z daemon INFO INFO[0004] Starting monitor process                      monitor=serial-monitor
INFO[0004] Monitor process started successfully!         monitor=serial-monitor
INFO[0004] sending command                               command="HELLO 1 \"arduino-cli 0.32.3\"" monitor=serial-monitor

2023-08-23T08:53:43.429Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"

2023-08-23T08:53:43.430Z daemon INFO INFO[0004] Required tool
                            tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.430Z daemon INFO INFO[0004] received message                            error=false event_type=hello message=OK monitor=serial-monitor
INFO[0004] sending command                               command=DESCRIBE monitor=serial-monitor
INFO[0004] received message                              error=false event_type=describe message=OK monitor=serial-monitor

2023-08-23T08:53:43.432Z daemon INFO INFO[0004] sending command
                            command=QUIT monitor=serial-monitor
INFO[0004] received message                              error=false event_type=quit message=OK monitor=serial-monitor
INFO[0004] Killing monitor process                       monitor=serial-monitor
ERRO[0004] Sent kill signal                              error="TerminateProcess: Access is denied." monitor=serial-monitor
ERRO[0004] stopped decode loop: EOF                      monitor=serial-monitor

2023-08-23T08:53:43.439Z daemon INFO INFO[0004] Monitor process killed                        monitor=serial-monitor

2023-08-23T08:53:43.462Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"

2023-08-23T08:53:43.463Z daemon INFO INFO[0004] Required tool
                            tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.500Z root INFO Starting language server: arduino:avr:uno
2023-08-23T08:53:43.500Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.637Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.641Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.646Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.650Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.655Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.658Z daemon INFO INFO[0004] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0004] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0004] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.962Z daemon INFO INFO[0005] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0005] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0005] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.965Z daemon INFO INFO[0005] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0005] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"

2023-08-23T08:53:43.965Z daemon INFO INFO[0005] Required tool
                            tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:43.966Z daemon INFO INFO[0005] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0005] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0005] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"
INFO[0005] Adding libraries dir                          dir="C:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\libraries" location=ide

2023-08-23T08:53:43.966Z daemon INFO INFO[0005] Adding libraries dir                          dir="C:\\Users\\Acer Spin\\AppData\\Local\\Arduino15\\packages\\arduino\\hardware\\avr\\1.8.6\\libraries" location=platform

2023-08-23T08:53:43.966Z daemon INFO INFO[0005] Adding libraries dir                          dir="c:\\Users\\Acer Spin\\Documents\\Arduino\\libraries" location=user

2023-08-23T08:53:44.007Z root ERROR [hosted-plugin: 22512] Promise rejection not handled in one second: Error: Only found 0 of 1 ports , reason: Error: Only found 0 of 1 ports
2023-08-23T08:53:44.007Z root ERROR [hosted-plugin: 22512] With stack trace: Error: Only found 0 of 1 ports
    at C:\Program Files\Arduino IDE\resources\app\plugins\cortex-debug\extension\dist\extension.js:2:255213
    at runMicrotasks (<anonymous>)
    at processTicksAndRejections (node:internal/process/task_queues:96:5)
2023-08-23T08:53:44.100Z daemon INFO INFO[0005] Resolving includeLCDIC2.h for arch avr
INFO[0005]   found better lib                            lib=LCDIC2 prio=643

2023-08-23T08:53:44.163Z daemon INFO INFO[0005] Resolving includeWire.h for arch avr
INFO[0005]   found better lib                            lib=Wireprio=64C

2023-08-23T08:53:45.061Z daemon INFO INFO[0006] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0006] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0006] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:45.063Z daemon INFO INFO[0006] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0006] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0006] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

2023-08-23T08:53:45.064Z daemon INFO INFO[0006] Required tool
                            tool="arduino:arduinoOTA@1.3.0"
INFO[0006] Required tool                                 tool="arduino:avr-gcc@7.3.0-atmel3.6.1-arduino7"
INFO[0006] Required tool                                 tool="arduino:avrdude@6.3.0-arduino17"

When I use IDE 1.8.19 the Serial Monitor works fine.

Can anybody help me here, but please be aware I´m totally new in this theme.

Thanks for help in advance
Michael

This link says it has a solution. Hundreds of other links, too, not solved.

Thanks for the link, but as I wrote I´m a newbe... so I didn´t understand what to do?

You can try complete Uninstall Arduino IDE and then re-install the Arduino IDE ( IDE 2.1.1). Make sure that you install all the dependencies that shows up after the installation. For Windows 11, check How to Fix Arduino Problem on Windows 11 and grant the IDE admin right.

Hallo Dozie,
Thanks for your help, but it doesn’t help. There was no dependencies shown after installation and the driver are actually. I can send the Sketches to Arduino and they will run. But I’m not able to use the serial monitor in IDE 2.1.1. When I run IDE 1.8 the serial monitor works fine.
Regards
Michael

Does this example (using serial monitor) also fail in a similar way as your sketch?

(copy the code and paste it into your IDE... only the Arduino is required to compile, upload and run)

That´s the solution! Thanks, I have to wait for the Serial Port!

while (!Serial) {
};

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