What does following error means, i am getting these error when i run the hls plugin
java.lang.NullPointerException: null
at org.red5.service.httpstream.model.Segment.write(Segment.java:364)
at org.red5.stream.http.xuggler.MpegTsIoHandler.write(MpegTsIoHandler.java:105)
at org.red5.stream.http.xuggler.MpegTsHandler.write(MpegTsHandler.java:210)
at com.xuggle.xuggler.XugglerJNI.IContainer_writePacket__SWIG_0(Native Method)
at com.xuggle.xuggler.IContainer.writePacket(IContainer.java:822)
at org.red5.xuggler.writer.HLSStreamWriter.writePacket(HLSStreamWriter.java:466)
at org.red5.xuggler.writer.HLSStreamWriter.encodeAudio(HLSStreamWriter.java:367)
at org.red5.service.httpstream.SegmentFacade$QueueWorker.run(SegmentFacade.java:628)
at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
2016-06-11 00:40:53,146 [SegmentExecutor-3] WARN o.r.xuggler.writer.HLSStreamWriter - Audio packet was not complete
2016-06-11 00:40:53,430 [SegmentExecutor-1] WARN o.r.xuggler.writer.HLSStreamWriter - Audio packet was not complete
2016-06-11 00:40:53,434 [SegmentExecutor-1] WARN o.r.xuggler.writer.HLSStreamWriter - Audio packet was not complete
2016-06-11 00:40:53,441 [SegmentExecutor-1] WARN o.r.xuggler.writer.HLSStreamWriter - Audio packet was not complete
2016-06-11 00:40:53,442 [SegmentExecutor-1] WARN o.r.xuggler.writer.HLSStreamWriter - Audio packet was not complete
2016-06-11 00:40:53,445 [SegmentExecutor-1] WARN o.r.xuggler.writer.HLSStreamWriter - Audio packet was not complete
2016-06-11 00:40:53,446 [SegmentExecutor-1] WARN o.r.xuggler.writer.HLSStreamWriter - Video packet was not complete
2016-06-11 00:40:53,448 [SegmentExecutor-1] WARN o.r.xuggler.writer.HLSStreamWriter - Audio packet was not complete
2016-06-11 00:40:53,450 [SegmentExecutor-1] WARN o.r.xuggler.writer.HLSStreamWriter - Audio packet was not complete
2016-06-11 00:40:53,450 [SegmentExecutor-1] WARN o.r.xuggler.writer.HLSStreamWriter - Video packet was not complete