Continous Error "Fatal Error: Autocad is running out of memory"

Hi guys,

I already post this thread before and i already do the sugestions in my pc but the error is still appearing when im making a drawing, i clean the memory, reseated the memory, i swithc my memory in 3gb b4, i reinstall my autocad 2011 but still the error is disturbing me, how can i fix this problem???

And one more error is appearing also "fatal memory: unhandled access violation reading 0x0744 at 6c2271c2h...

Please help me in my problem..

Thank you so much...

Did you reset virtual memory as well?