I tried the new DGDemux and things look correct to me.

I originally used eac3to without even knowing about DGDemux - that's how I ended up here.
If DGDemux is meant to replace it for the most part, I'll just use that instead.

I don't understand that. Why wouldn't you get a duration? Maybe open it in MPC-HC? Last resort, just play it and time it for me. That appears to just be how VLC plays it. In MPC-HC when just pointing to the blu-ray directory, it plays index.bdmv, starting with the intro and then opening the menu. P...

Here are the screenshots of DGDemux. It seems to work, at least roughly. The duplicate check doesn't seem to catch 00014.m2ts appearing several times in the second playlist - I'm not sure that's actually required. When running the disc in VLC, I don't actually get a duration for that playlist. 0000...

I recently ripped some blu-ray discs with both MakeMKV and AnyDVD and DVDFab. Their playlists all come out the exact same way, so it's not a problem with the ripping process itself. The discs themselves are fine - it seems the playlists are "corrupt" in that they contain multiple entries to some m2t...