crash

I get this error lately

Build UT2004_Build_[2004-11-11_10.48]



OS: Windows NT 6.1 (Build: 7601)

CPU: GenuineIntel PentiumPro-class processor @ 2993 MHz with 4095MB RAM

Video: NVIDIA GeForce GTX 550 Ti (4475)



General protection fault!



History: UTexture::Update <- FD3D9RenderInterface::HandleCombinedMaterial <- FD3D9RenderInterface::SetSimpleMaterial <- FD3D9RenderInterface::SetMaterial <- FCanvasUtil::Flush <- UCanvas::DrawTile <- UCanvas::DrawTileStretched <- UCanvas::execDrawTileStretched <- (LobbyMenu Package.LobbyMenu @ Function KFGUI.LobbyMenu.DrawPerk : 040F) <- UObject::ProcessEvent <- (LobbyMenu Package.LobbyMenu, Function KFGUI.LobbyMenu.DrawPerk) <- UObject::ProcessDelegate <- GUIPage::Draw <- (LobbyMenu Package.LobbyMenu) <- GUIController::NativePostRender <- UInteractionMaster::MasterProcessPostRender <- FPlayerSceneNode::Render <- UGameEngine::Draw <- UWindowsViewport::Repaint <- UWindowsClient::Tick <- ClientTick <- UGameEngine::Tick <- Level KF-RoofHop <- UpdateWorld <- MainLoop <- FMallocWindows::Free <- FMallocWindows::Realloc <- 726F6F6C 0 FArray <- FArray::Realloc <- 0*2 <- FMallocWindows::Free



anyone a solution? pls email me d.bakker666@upcmail.nl