i have problem with aruino and jetson tx2. How to fix?Pls help

I try remove software and reinstall, but it not work.

RXTX Warning: Removing stale lock file. /var/lock/LCK…ttyACM0
Binary sketch size: 1,548 bytes (of a 258,048 byte maximum)
processing.app.SerialException: Error opening serial port ‘/dev/ttyACM0’.
at processing.app.Serial.(Serial.java:178)
at processing.app.Serial.(Serial.java:77)
at processing.app.debug.Uploader.flushSerialBuffer(Uploader.java:77)
at processing.app.debug.AvrdudeUploader.uploadViaBootloader(AvrdudeUploader.java:175)
at processing.app.debug.AvrdudeUploader.uploadUsingPreferences(AvrdudeUploader.java:67)
at processing.app.Sketch.upload(Sketch.java:1671)
at processing.app.Sketch.exportApplet(Sketch.java:1627)
at processing.app.Sketch.exportApplet(Sketch.java:1599)
at processing.app.Editor$DefaultExportHandler.run(Editor.java:2380)
at java.lang.Thread.run(Thread.java:748)
Caused by: gnu.io.UnsupportedCommOperationException: Invalid Parameter
at gnu.io.RXTXPort.setSerialPortParams(RXTXPort.java:213)
at processing.app.Serial.(Serial.java:163)
… 9 more
processing.app.debug.RunnerException: Error opening serial port ‘/dev/ttyACM0’.
at processing.app.debug.Uploader.flushSerialBuffer(Uploader.java:101)
at processing.app.debug.AvrdudeUploader.uploadViaBootloader(AvrdudeUploader.java:175)
at processing.app.debug.AvrdudeUploader.uploadUsingPreferences(AvrdudeUploader.java:67)
at processing.app.Sketch.upload(Sketch.java:1671)
at processing.app.Sketch.exportApplet(Sketch.java:1627)
at processing.app.Sketch.exportApplet(Sketch.java:1599)
at processing.app.Editor$DefaultExportHandler.run(Editor.java:2380)
at java.lang.Thread.run(Thread.java:748)

i try do put another arduino, it still not work.
Is my Jetson TX2 board have problem? DO i need to return this product?

Binary sketch size: 1,548 bytes (of a 258,048 byte maximum)
processing.app.SerialException: Error opening serial port ‘/dev/ttyACM1’.
at processing.app.Serial.(Serial.java:178)
at processing.app.Serial.(Serial.java:77)
at processing.app.debug.Uploader.flushSerialBuffer(Uploader.java:77)
at processing.app.debug.AvrdudeUploader.uploadViaBootloader(AvrdudeUploader.java:175)
at processing.app.debug.AvrdudeUploader.uploadUsingPreferences(AvrdudeUploader.java:67)
at processing.app.Sketch.upload(Sketch.java:1671)
at processing.app.Sketch.exportApplet(Sketch.java:1627)
at processing.app.Sketch.exportApplet(Sketch.java:1599)
at processing.app.Editor$DefaultExportHandler.run(Editor.java:2380)
at java.lang.Thread.run(Thread.java:748)
Caused by: gnu.io.UnsupportedCommOperationException: Invalid Parameter
at gnu.io.RXTXPort.setSerialPortParams(RXTXPort.java:213)
at processing.app.Serial.(Serial.java:163)
… 9 more
processing.app.debug.RunnerException: Error opening serial port ‘/dev/ttyACM1’.
at processing.app.debug.Uploader.flushSerialBuffer(Uploader.java:101)
at processing.app.debug.AvrdudeUploader.uploadViaBootloader(AvrdudeUploader.java:175)
at processing.app.debug.AvrdudeUploader.uploadUsingPreferences(AvrdudeUploader.java:67)
at processing.app.Sketch.upload(Sketch.java:1671)
at processing.app.Sketch.exportApplet(Sketch.java:1627)
at processing.app.Sketch.exportApplet(Sketch.java:1599)
at processing.app.Editor$DefaultExportHandler.run(Editor.java:2380)
at java.lang.Thread.run(Thread.java:748)

RIGHT NOW IT BRING NEW ERROR

Exception in thread “main” java.lang.NullPointerException
at processing.app.I18n._(I18n.java:51)
at processing.app.Preferences.init(Preferences.java:210)
at processing.app.Base.main(Base.java:117)

Error right now like this

nvidia@tegra-ubuntu:~$ arduino
Exception in thread “main” java.lang.NullPointerException
at processing.app.I18n._(I18n.java:51)
at processing.app.Preferences.init(Preferences.java:210)
at processing.app.Base.main(Base.java:117)

Moving this topic to the Jetson forum, as this is the community feedback board.

Duplicate of this thread:
https://devtalk.nvidia.com/default/topic/1044380/jetson-tx2/i-have-problem-with-aruino-and-jetson-tx2-how-to-fix/