Someone please help me with this error

Arduino: 1.8.13 (Windows 10), Board: "Arduino Nano Every, ATMEGA328"

Sketch uses 802 bytes (1%) of program storage space. Maximum is 49152 bytes.

Global variables use 22 bytes (0%) of dynamic memory, leaving 6122 bytes for local variables. Maximum is 6144 bytes.

processing.app.debug.RunnerException

at cc.arduino.packages.uploaders.SerialUploader.uploadUsingPreferences(SerialUploader.java:152)

at cc.arduino.UploaderUtils.upload(UploaderUtils.java:77)

at processing.app.SketchController.upload(SketchController.java:732)

at processing.app.SketchController.exportApplet(SketchController.java:703)

at processing.app.Editor$UploadHandler.run(Editor.java:2055)

at java.lang.Thread.run(Thread.java:748)

Caused by: processing.app.SerialException: Error touching serial port 'COM3'.

at processing.app.Serial.touchForCDCReset(Serial.java:107)

at cc.arduino.packages.uploaders.SerialUploader.uploadUsingPreferences(SerialUploader.java:136)

... 5 more

Caused by: jssc.SerialPortException: Port name - COM3; Method name - openPort(); Exception type - Port busy.

at jssc.SerialPort.openPort(SerialPort.java:164)

at processing.app.Serial.touchForCDCReset(Serial.java:101)

... 6 more

An error occurred while uploading the sketch

This report would have more information with "Show verbose output during compilation" option enabled in File -> Preferences.

processing.app.debug.RunnerException at cc.arduino.packages.uploaders.SerialUploader.uploadUsingPreferences(SerialUploader.java:152) at cc.arduino.UploaderUtils.upload(UploaderUtils.java:77) at processing.app.SketchController.upload(SketchController.java:732) at processing.app.SketchController.exportApplet(SketchController.java:703) at processing.app.Editor$UploadHandler.run(Editor.java:2055) at java.lang.Thread.run(Thread.java:748) Caused by: processing.app.SerialException: Error touching serial port 'COM3'. at processing.app.Serial.touchForCDCReset(Serial.java:107) at cc.arduino.packages.uploaders.SerialUploader.uploadUsingPreferences(SerialUploader.java:136) ... 5 more Caused by: jssc.SerialPortException: Port name - COM3; Method name - openPort(); Exception type - Port busy. at jssc.SerialPort.openPort(SerialPort.java:164) at processing.app.Serial.touchForCDCReset(Serial.java:101) ... 6 more An error occurred while uploading the sketch

Thanks

Is something else using COM3, like a terminal program?