Driver_irql_not_less_or_equal

Hi. Somebody please help me. i have checked ram, gpu but error still ocuurs..

when i try to play game "phantasy star univers" it happens.

i dont know what is happenning to my pc.

mypc is dell dimension 8100

some body please give me a bit hint

Hi guys, I'm having a similar problem with the IRQL_not_less_or_equal BSOD.

*Sorry mods I opened my own thread please delete this post thanks.*