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Topic: 32U4 error (Read 316 times) previous topic - next topic


I can not get code to upload to my Arduino micro.

Build options changed, rebuilding all
Sketch uses 7614 bytes (26%) of program storage space. Maximum is 28672 bytes.
Global variables use 250 bytes (9%) of dynamic memory, leaving 2310 bytes for local variables. Maximum is 2560 bytes.
   at cc.arduino.packages.uploaders.SerialUploader.uploadUsingPreferences(SerialUploader.java:160)
   at cc.arduino.UploaderUtils.upload(UploaderUtils.java:78)
   at processing.app.SketchController.upload(SketchController.java:713)
   at processing.app.SketchController.exportApplet(SketchController.java:686)
   at processing.app.Editor$DefaultExportHandler.run(Editor.java:2168)
   at java.lang.Thread.run(Thread.java:748)
Caused by: processing.app.SerialException: Error touching serial port 'COM9'.
   at processing.app.Serial.touchForCDCReset(Serial.java:107)
   at cc.arduino.packages.uploaders.SerialUploader.uploadUsingPreferences(SerialUploader.java:144)
   ... 5 more
Caused by: jssc.SerialPortException: Port name - COM9; Method name - openPort(); Exception type - Port busy.
   at jssc.SerialPort.openPort(SerialPort.java:164)
   at processing.app.Serial.touchForCDCReset(Serial.java:101)
   ... 6 more



even though i tried that already, it worked. thank you!

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