FrameProcessing Thread is null on release

[sharmad1205]

trafficstars

Calling BarcodeCaptureActivity as startActivityForResult causing... NPE

Unable to destroy activity {....activities.BarcodeCapture.BarcodeCaptureActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Thread$State java.lang.Thread.getState()' on a null object reference. on CameraSource.java --->FrameProcessingRunnable @SuppressLint("Assert") void release() { assert (mProcessingThread.getState() == State.TERMINATED); mDetector.release(); mDetector = null; } mProcessingThread is null

[cleanarchitector]

https://stackoverflow.com/questions/64893524/android-gradle-plugin-update-4-1-0-causing-barcode-scanner-to-crash