ePSXe 1.70 need to close

hi everyone..
i'm new in this forum.
can you helps me about this problem..
i don't know why every time i run ePSXe 1.7 and playing game(e.g hogs of war), after few minutes i play, suddenly error message appear "ePSXe 1.7 ... need to close".
please, i need a answer..

What plugins are you using?What are your computer specs? Operating System, Graphics Card, RAM, Processor.

plugins:
bios:scph1001.bin
video:pete's openGL2 Driver 2.9 [Default Setting:Nice]
sound:P.E.Op.S. DSound Audio Driver 1.9
cdRom:ePSXe CDR WNT/W2K core 1.7.0Laptop Spec:
RAM: 2Gb
Video: NVIDIA 9300 512 MB
Processor: Intel core 2 duo 2.0 Ghz 4MB L2 Chace
OS: Windows XP Pro.i think my laptop spec. enough..