Program received signal SIGSEGV, Segmentation fault. [Switching to Thread -1211967808 (LWP 27357)] 0xb7ca0cbc in memcpy () from /lib/tls/i686/cmov/libc.so.6 (gdb) bt #0 0xb7ca0cbc in memcpy () from /lib/tls/i686/cmov/libc.so.6 #1 0xb68039b3 in __glNativeCopy2 () from /usr/lib/dri/fglrx_dri.so #2 0xb69229bc in __R300TCLProcessArrayPrimitiveWithIndices () from /usr/lib/dri/fglrx_dri.so #3 0xb6928e4c in __glim_R300TCLDrawElements () from /usr/lib/dri/fglrx_dri.so #4 0xb692949c in __glim_R300TCLDrawElements () from /usr/lib/dri/fglrx_dri.so #5 0xb692e4ba in __glim_R300TCLDrawRangeElements () from /usr/lib/dri/fglrx_dri.so #6 0xb784ea7f in __fgl_glDrawRangeElements () from /usr/lib/libGL.so.1 #7 0xb78dbb48 in CS::Plugin::gl3d::csGLGraphics3D::DrawMesh (this=0xb7c20908, mymesh=0xa94100b0, modes=@0xbf863578, stacks=0xb7c071f4) at plugins/video/render3d/opengl/gl_render3d.cpp:1843 #8 0xaff8bbba in csGenericRenderStep::RenderMeshes (this=0xb052ea18, rview=0xae9513f4, g3d=0xb7c2091c, Pusher=@0xbf86382c, ticket=2, meshContexts=0xa2ddd400, meshes=0xa2e317c8, num=37, stacks=0xb7c071f4) at plugins/engine/renderloop/stdsteps/generic.cpp:290 #9 0xaff88437 in csGenericRenderStep::Perform (this=0xb052ea18, rview=0xae9513f4, sector=0xa7ba89a8, light=0x0, stacks=0xb7c071f4) at plugins/engine/renderloop/stdsteps/generic.cpp:628 #10 0xaff853bf in csGenericRenderStep::Perform (this=0xb052ea18, rview=0xae9513f4, sector=0xa7ba89a8, stacks=0xb7c071f4) at plugins/engine/renderloop/stdsteps/generic.cpp:308 #11 0xb72da035 in csRenderLoop::Draw (this=0xb1ae7328, rview=0xae9513f4, ---Type to continue, or q to quit--- s=0xa7ba89a8, mesh=0x0) at plugins/engine/3d/renderloop.cpp:84 #12 0xb72e300b in csEngine::Draw (this=0xb7c25cf0, c=0xae94c9b4, view=0xafff50e4, mesh=0x0) at plugins/engine/3d/engine.cpp:1506 #13 0x08115da2 in csView::Draw (this=0xb7c1b408, mesh=0x0) at libs/cstool/csview.cpp:160 #14 0x08091815 in psCamera::Draw (this=0x89b3b08) at src/client/pscamera.cpp:712 #15 0x08077c27 in psEngine::HandleEvent (this=0x884aa78, ev=@0xad7742bc) at src/client/psengine.cpp:819 #16 0x080815db in psEngine::EventHandler::HandleEvent (this=0xb047ba28, ev=@0xad7742bc) at src/client/psengine.h:224 #17 0x0818c0f8 in csEventTree::Dispatch (this=0x9803c78, e=@0xad7742bc) at libs/csutil/cssubscription.cpp:576 #18 0x0818c530 in csEventTree::Notify (this=0x9803c78) at libs/csutil/cssubscription.cpp:546 #19 0x0814d352 in csEventQueue::iTypedFrameEventDispatcher::HandleEvent ( this=0xb7f716e4) at libs/csutil/cseventq.cpp:277 #20 0x0818c0f8 in csEventTree::Dispatch (this=0x8524be0, e=@0xb7c2bb5c) at libs/csutil/cssubscription.cpp:576 #21 0x0818c530 in csEventTree::Notify (this=0x8524be0) at libs/csutil/cssubscription.cpp:546 #22 0x08149688 in csEventQueue::Process (this=0xb7c198b8) at libs/csutil/cseventq.cpp:277 ---Type to continue, or q to quit--- #23 0x0810904c in csDefaultRunLoop (r=0xb7f73c34) at libs/csutil/generic/runloop.cpp:91 #24 0x08079068 in main (argc=Cannot access memory at address 0x6e ) at src/client/psengine.cpp:1909 #25 0xb7c45050 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6 #26 0x0804b891 in _start ()