Hey
I've just upgraded to the newest version of Plex and anytime I stream something it just loads forever, this is what I see in the logs.
I've seen similar reports over on the WIndows plex forum.
Aug 29, 2016 23:29:28.539 [0x67a509fb9700] DEBUG - Completed: [127.0.0.1:55784] 200 GET /library/metadata/5 (5 live) GZIP 1550ms 3658 bytes
Aug 29, 2016 23:29:28.539 [0x67a509756700] DEBUG - HTTP 200 response from GET http://127.0.0.1:32400/library/metadata/5?X-Plex-Token=xxxxxxxxxxxxxxxxxxxx&checkFiles=1
Aug 29, 2016 23:29:28.542 [0x67a509756700] DEBUG - MDE: analyzing media item 4
Aug 29, 2016 23:29:28.542 [0x67a509756700] ERROR - MDE: video has no video stream
Aug 29, 2016 23:29:28.542 [0x67a509756700] ERROR - Streaming Resource: Cannot make a decision because either the file is unplayable or the client provided bad data
Aug 29, 2016 23:29:28.543 [0x67a509fb9700] DEBUG - Completed: [109.255.196.3:62182] 400 GET /video/:/transcode/universal/start.mpd?hasMDE=1&path=http%3A%2F%2F127.0.0.1%3A32400%2Flibrary%2Fmetadata%2F5&mediaIndex=0&partIndex=0&protocol=dash&offset=0&fastSeek=1&directPlay=0&directStream=1&subtitleSize=100&audioBoost=100&maxVideoBitrate=4000&videoQuality=100&videoResolution=1280x720&session=9vshlp5hliv&subtitles=burn&Accept-Language=en (5 live) TLS GZIP 1559ms 420 bytes (pipelined: 4)