Okay, runned through winedbg and got out this: Code: fixme:d3d:state_zfunc D3DCMP_NOTEQUAL and D3DCMP_EQUAL do not work correctly yet. Unhandled exception: page fault on read access to 0x00000014 in 32-bit code (0x7a6a8a4e). fixme:dbghelp_dwarf:dwarf2_get_cie wrong CIE pointer Register dump: CS:0023 SS:002b DS:002b ES:002b FS:0063 GS:006b EIP:7a6a8a4e ESP:0033efa0 EBP:00000000 EFLAGS:00010246( R- -- I Z- -P- ) EAX:00000001 EBX:00000000 ECX:00000000 EDX:00000000 ESI:0000000a EDI:774274c0 Stack dump: 0x0033efa0: 7a830ced 00000000 7d466d18 77440360 0x0033efb0: 00000000 00000000 00000000 0000000a 0x0033efc0: 7a830aa5 7a69599e 774274c0 7d491b38 0x0033efd0: 7b7a3200 0000000a 7b7a980c 77427560 0x0033efe0: 00000000 f74576c0 7d3a0850 7d491b38 0x0033eff0: 00000000 7d370538 00000001 7a6978e4 Backtrace: 0x7a6a8a4e: movl 0x14(%edx),%eax It seems like accessing unallocated memory, or such.