com.desmond.demo E/MediaRecorder: start failed: -19

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019-07-02 15:53:10.994 28499-28499/com.desmond.demo D/Camera: app passed NULL surface 2019-07-02 15:53:11.777 28499-28499/com.desmond.demo E/Camera: Error 2 2019-07-02 15:53:11.779 28499-28520/com.desmond.demo I/OpenGLRenderer: Davey! duration=1223ms; Flags=1, IntendedVsync=20058100193828, Vsync=20058566860476, OldestInputEvent=9223372036854775807, NewestInputEvent=0, HandleInputStart=20058579988518, AnimationStart=20058580114560, PerformTraversalsStart=20058583039560, DrawStart=20059317358071, SyncQueued=20059319998852, SyncStart=20059320076352, IssueDrawCommandsStart=20059320203852, SwapBuffers=20059322240884, FrameCompleted=20059323718072, DequeueBufferDuration=466000, QueueBufferDuration=787000, 2019-07-02 15:53:11.780 28499-28499/com.desmond.demo I/Choreographer: Skipped 44 frames! The application may be doing too much work on its main thread. 2019-07-02 15:53:11.849 28499-28499/com.desmond.demo E/Camera: Error 2 2019-07-02 15:53:29.133 28499-28499/com.desmond.demo I/MediaRecorderJNI: prepare: surface=0x9717f800 2019-07-02 15:53:29.380 28499-28513/com.desmond.demo W/CameraBase: mediaserver's remote binder Camera object died 2019-07-02 15:53:29.381 28499-28511/com.desmond.demo W/CameraBase: Camera service died! 2019-07-02 15:53:29.381 28499-28511/com.desmond.demo W/CameraBase: mediaserver's remote binder Camera object died 2019-07-02 15:53:29.381 28499-28513/com.desmond.demo W/CameraBase: mediaserver's remote binder Camera object died 2019-07-02 15:53:29.381 28499-28499/com.desmond.demo E/MediaRecorder: start failed: -19 2019-07-02 15:53:29.382 28499-28499/com.desmond.demo D/AndroidRuntime: Shutting down VM 2019-07-02 15:53:29.388 28499-28499/com.desmond.demo E/AndroidRuntime: FATAL EXCEPTION: main Process: com.desmond.demo, PID: 28499 java.lang.RuntimeException: start failed. at android.media.MediaRecorder.start(Native Method) at com.desmond.squarecamera.CameraFragment.videoRecoding(CameraFragment.java:210) at com.desmond.squarecamera.CameraFragment.access$1000(CameraFragment.java:39) at com.desmond.squarecamera.CameraFragment$4.onClick(CameraFragment.java:189) at android.view.View.performClick(View.java:6600) at android.view.View.performClickInternal(View.java:6577) at android.view.View.access$3100(View.java:781) at android.view.View$PerformClick.run(View.java:25912) at android.os.Handler.handleCallback(Handler.java:873) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:193) at android.app.ActivityThread.main(ActivityThread.java:6923) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:870)