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Windows 7: BSOD playing ragnarok then restart, error c000021a

01 Sep 2014   #1
emcee13

Windows 7 Ultimate x64,
 
 
BSOD playing ragnarok then restart, error c000021a

I was playing ragnarok online then suddenly i lag so much my CPU runs on 100% i cant click i cant move nothing then i finally move my cursor so i restarted i got BSOD c000021a

i got this month ago but i read online says that just reformat it then your good i dont know if that was real to fix the problem

but since i got BSOD on my computer runs so slow even ireformat it fresh install and i need to not use aero theme so i can play to not get my 100%CPU

can you guys help me to fix this.. i uploaded the DM Log Collector

and welcome me im new here


My System SpecsSystem Spec
.
02 Sep 2014   #2
emcee13

Windows 7 Ultimate x64,
 
 

anyone know what this error about? why my computer runs so slow when im playing ragnarok online?
My System SpecsSystem Spec
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 BSOD playing ragnarok then restart, error c000021a




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