Hi ever since i got cs source (yesterday) i was having a problem when i go to options and change something on video cuz im trying 2 take out the lag is i get this pop up saying ''counter-strike source:hl2.exe-aplication error the instruction at ''0x241734a5'' referrence memory as ''0x011fba48''.the memory could not be ''read'' click ok to terminate the programs. then it takes me 2 my deztop how do i get this not 2 pop up!!!