

ॐ
Owner of burningoftheclavey 
Owned by Lost83spy
) will show you all codecs on your system, and check their priority settings, sometimes codecs annoyingly force higher prioritization and mess up normal viewing (the last 2 divx builds have annoyingly over prioritized it so it's used in preference to xvid even if it's told not to decode generic MP4) Blinded by Hyperlights, please donate generously 
"Whats wrong with the cat?" - Mrs Schrödinger
Written by: Fearpig
It sounds like Adobe has changed the codec's for playback and were'nt part of the uninstall process.
Try uninstalling and reinstalling divX and see if that resolves the problem.
If not I'd try Yakumo's suggestion and take a more indepth look at codec priorities.
ॐ
Owner of burningoftheclavey 
Owned by Lost83spy
ॐ
Owner of burningoftheclavey 
Owned by Lost83spy