java.lang.IllegalStateException: MediaControllerCompat

[masterwok]

Crash:

Caused by java.lang.IllegalStateException: MediaControllerCompat
  …MediaController(activity) must not be null
       at com.masterwok.simplevlcplayer.fragments.LocalPlayerFragment.updateResumeState(LocalPlayerFragment.kt:226)
       at com.masterwok.simplevlcplayer.fragments.LocalPlayerFragment.stopPlayback(LocalPlayerFragment.kt:237)
       at com.masterwok.simplevlcplayer.fragments.LocalPlayerFragment.onPause(LocalPlayerFragment.kt:178)
       at android.support.v4.app.Fragment.performPause(Fragment.java:2531)
       at android.support.v4.app.o.a(FragmentManager.java:1485)
       at android.support.v4.app.o.e(FragmentManager.java:1759)
       at android.support.v4.app.o.a(FragmentManager.java:1827)
       at android.support.v4.app.o.e(FragmentManager.java:3244)
       at android.support.v4.app.o.r(FragmentManager.java:3216)
       at android.support.v4.app.l.i(FragmentController.java:228)
       at android.support.v4.app.j.onPause(FragmentActivity.java:447)
       at android.app.Activity.performPause(Activity.java:7406)
       at android.app.Instrumentation.callActivityOnPause(Instrumentation.java:1484)
       at android.app.ActivityThread.performPauseActivityIfNeeded(ActivityThread.java:4150)
       at android.app.ActivityThread.performPauseActivity(ActivityThread.java:4115)
       at android.app.ActivityThread.handlePauseActivity(ActivityThread.java:4067)
       at android.app.servertransaction.PauseActivityItem.execute(PauseActivityItem.java:45)
       at android.app.servertransaction.TransactionExecutor.executeLifecycleState(TransactionExecutor.java:145)
       at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:70)
       at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1883)
       at android.os.Handler.dispatchMessage(Handler.java:106)
       at android.os.Looper.loop(Looper.java:193)
       at android.app.ActivityThread.main(ActivityThread.java:6971)
       at java.lang.reflect.Method.invoke(Method.java)
       at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
       at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:865)