Fatal Exception: java.lang.RuntimeException Unable to resume activity {com.app.android/com.app.android.activity.CameraCaptureActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void com.app.android.faceTracker.CameraSourcePreview.start(com.google.android.gms.vision.CameraSource, com.app.android.faceTracker.GraphicOverlay)' on a null object reference

[orafoxinc]

Hi,

We are getting this error:

It seems it's device specific error: Device: LenovoTB-X304F/Lenovo TAB4 [Lenovo TAB4 10] OS Version: 8.1

It makes app crash after allowing camera permission. Please help to fix this issue.

Fatal Exception: java.lang.RuntimeException: Unable to resume activity {com.app.android/com.app.android.activity.CameraCaptureActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void com.app.android.faceTracker.CameraSourcePreview.start(com.google.android.gms.vision.CameraSource, com.app.android.faceTracker.GraphicOverlay)' on a null object reference at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3584) at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3624) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2865) at android.app.ActivityThread.-wrap11(Unknown Source) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1592) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loop(Looper.java:164) at android.app.ActivityThread.main(ActivityThread.java:6518) at java.lang.reflect.Method.invoke(Method.java) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:438) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:807)

[kopilim96]

1 of the exception u facing is NullPointerException. u can look through your code again or post your source code here.