Sorry mane.. it ain't easy jugglin 1,155 tabs

Yes this is a common problem but without common solution.

I did the sfc scan twice in same window, gave me the usual "couldn't fix some stuff open CBS.log" . I didn't even close the command prompt but then the problem mostly ironed itself out

The only thumbnails my rig is not generating are for .avi . Everything else is perfect since still not sure whether to call this solved. Maybe I should