블루레이 인코딩 하다가 나온 메시지인데요

[18:12:12] sync: "Chapter 3" (3) at frame 9241 time 34684650

src/libbluray/bluray.c:696: Skipping broken unit at 1816922112

[18:15:19] next_packet: eof while re-establishing sync @ 1816920384

src/libbluray/bluray.c:696: Skipping broken unit at 1816928256

src/libbluray/bluray.c:696: Skipping broken unit at 1816934400

src/libbluray/bluray.c:696: Skipping broken unit at 1816940544

bd: Read Error, skipping bad data.

 

 

[19:27:03] sync: "Chapter 19" (19) at frame 88177 time 330990660

src/libbluray/bluray.c:696: Skipping broken unit at 14350417920

src/libbluray/bluray.c:696: Skipping broken unit at 14350424064

src/libbluray/bluray.c:696: Skipping broken unit at 14350430208

src/libbluray/bluray.c:696: Skipping broken unit at 14350436352

bd: Read Error, skipping bad data.

bd: Read Error, skipping bad data.

 

 

이런 에러 메시지가 나오는데요

 

이거 왜 이런 메시지가 나오는건가요??