Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via GitHub by wlc520123
, 1 year ago
Media requires a DrmSessionManager
via GitHub by billyjoker
, 1 year ago
java.lang.NullPointerException: Attempt to invoke interface method 'byte[] com.google.android.exoplayer.drm.MediaDrmCallback.executeKeyRequest(java.util.UUID, android.media.MediaDrm$KeyRequest)' on a null object reference
com.google.android.exoplayer.ExoPlaybackException: Media requires a DrmSessionManager	at com.google.android.exoplayer.MediaCodecTrackRenderer.maybeInitCodec(MediaCodecTrackRenderer.java:356)	at com.google.android.exoplayer.MediaCodecTrackRenderer.onInputFormatChanged(MediaCodecTrackRenderer.java:797)	at com.google.android.exoplayer.MediaCodecVideoTrackRenderer.onInputFormatChanged(MediaCodecVideoTrackRenderer.java:333)	at com.google.android.exoplayer.MediaCodecTrackRenderer.readFormat(MediaCodecTrackRenderer.java:540)	at com.google.android.exoplayer.MediaCodecTrackRenderer.doSomeWork(MediaCodecTrackRenderer.java:523)	at com.google.android.exoplayer.SampleSourceTrackRenderer.doSomeWork(SampleSourceTrackRenderer.java:128)	at com.google.android.exoplayer.ExoPlayerImplInternal.doSomeWork(ExoPlayerImplInternal.java:432)	at com.google.android.exoplayer.ExoPlayerImplInternal.handleMessage(ExoPlayerImplInternal.java:211)	at android.os.Handler.dispatchMessage(Handler.java:98)	at android.os.Looper.loop(Looper.java:148)	at android.os.HandlerThread.run(HandlerThread.java:61)	at com.google.android.exoplayer.util.PriorityHandlerThread.run(PriorityHandlerThread.java:40)