I run main of H265TrackImpl.java and have the following error:

Exception in thread "main" java.lang.NullPointerException
at java.util.ArrayList.(ArrayList.java:177)
at org.mp4parser.BasicContainer.setBoxes(BasicContainer.java:26)
at org.mp4parser.muxer.builder.DefaultMp4Builder.createStsd(DefaultMp4Builder.java:450)
at org.mp4parser.muxer.builder.DefaultMp4Builder.createStbl(DefaultMp4Builder.java:342)
at org.mp4parser.muxer.builder.DefaultMp4Builder.createTrackBox(DefaultMp4Builder.java:310)
at org.mp4parser.muxer.builder.DefaultMp4Builder.createMovieBox(DefaultMp4Builder.java:214)
at org.mp4parser.muxer.builder.DefaultMp4Builder.build(DefaultMp4Builder.java:110)
at org.mp4parser.muxer.tracks.h265.H265TrackImpl.main(H265TrackImpl.java:165)