Application error in 3ds max 2009 64 bit

Please help naman po my problem is almost every minute nag a application error ang 3d max 2009 64 bit ko, i dont know why? though i dont have any problem in rendering, this application error make my work 2x the time i should onlybr spend!

please someone help me...

baka mabigat yung scene sir tsaka mababa video card nyo,, ganyan din sakin,, but not every minute,, wait nalang natin reply ng iba

hindi nman po kase 18mb lang nman ito, di kaya dahil sa ginawa ko ito sa 3dmax 9 32 bit kaya ganito?

una ko kaseng ginawa itong 3d sa 3dmax 9 32 bit using mental ray tapos sabi ng boss ko gamitin ko na daw yung vray dun sa isa pa naming computer na bago ..