pls help me with the critical eror

when i try to open the l2 after some second it shows me this OS: Windows XP 5.1 (Build: 2600)
CPU: GenuineIntel PentiumPro-class processor @ 2414 MHz with 2047MB RAM
Video: NVIDIA GeForce 7600 GS (9371)

Error setting display mode: CreateDevice failed (D3DERR_NOTAVAILABLE). Please delete your Option.ini file if this error prevents you from starting the game.

History: UD3DRenderDevice::UnSetRes <- CreateDevice <- UD3DRenderDevice::SetRes <- UWindowsViewport::TryRenderDevice <- UWindowsViewport::OpenWindow <- UGameEngine::Init <- InitEngine

pls help :(:(

Do you have direct X 9.0c installed? Have you done a file check?

Please delete your Option.ini file if this error prevents you from starting the game.

this works like always... have you tried it?

Otherwise, reinstall your drivers for your graphic card, make sure you drivers are up to date. If you still got a problem try with a driver thats little older, new ones might [censored] up totally sometimes.