I found out that converting the movie to DVD folder only, and via the network playing the first video_ts.ifo file the movie plays fine...and if the movie is a keeper, it is ready to burn onto disk.

Thank you. The video WAS a MP4 than I converted just to see if it would work. Also have a few MKVs.
I'll try what you indicated, but I'll limit my searches to lower resolutions.

I apologize. Here is a debug log while trying to play a problem movie.

http://goo.gl/pbnNAZ

I have a first model black Xbox running XBMC4XBOX 3.5. I use it to play videos from my computer onto my TV. I have some videos (AVI, WMV..) that will play as an audio file with no video. Other movies/videos in the same format will play fine. I have even converted the problem videos into a different ...