Plex Pass Plugin Not Playing Movies

Hi,
Help needed

First of all I would like to thank everyone that has helped me in the past.

I'm curious to see if anyone else has had issues with Plex not playing movies. My TV and music seems to be fine.
After some Google searches it seems some people are having issues with playing some of their movie files. MKV seems to be the worst, some of the solutions where to increase the size of the Temp transcode directory ( I hand a go at that but no success ) others have been subtitle issues.

I...

Plex Pass Plugin Not Playing Movies