--------- beginning of crash
08-14 22:09:31.972  4390  4390 E AndroidRuntime: FATAL EXCEPTION: main
08-14 22:09:31.972  4390  4390 E AndroidRuntime: Process: com.android.camera2, PID: 4390
08-14 22:09:31.972  4390  4390 E AndroidRuntime: java.lang.RuntimeException: Unable to start activity ComponentInfo{com.android.camera2/com.android.camera.CameraActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean com.android.ex.camera2.portability.CameraDeviceInfo$Characteristics.isFacingFront()' on a null object reference
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2913)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3048)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1808)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.os.Handler.dispatchMessage(Handler.java:106)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.os.Looper.loop(Looper.java:193)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.app.ActivityThread.main(ActivityThread.java:6669)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at java.lang.reflect.Method.invoke(Native Method)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)
08-14 22:09:31.972  4390  4390 E AndroidRuntime: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean com.android.ex.camera2.portability.CameraDeviceInfo$Characteristics.isFacingFront()' on a null object reference
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at com.android.camera.CaptureModule.getFacingFromCameraId(CaptureModule.java:1543)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at com.android.camera.CaptureModule.init(CaptureModule.java:415)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at com.android.camera.CameraActivity.onCreateTasks(CameraActivity.java:1627)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at com.android.camera.util.QuickActivity.onCreate(QuickActivity.java:114)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.app.Activity.performCreate(Activity.java:7136)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.app.Activity.performCreate(Activity.java:7127)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1271)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2893)
08-14 22:09:31.972  4390  4390 E AndroidRuntime:        ... 11 more
08-14 22:09:31.973  1567  2821 I am_crash: [4390,0,com.android.camera2,819510341,java.lang.NullPointerException,Attempt to invoke virtual method 'boolean com.android.ex.camera2.portability.CameraDeviceInfo$Characteristics.isFacingFront()' on a null object reference,CaptureModule.java,1543]
08-14 22:09:31.975  1567  2821 W ActivityManager:   Force finishing activity com.android.camera2/com.android.camera.CameraLauncher