I should have made the prompt legible, what does the last line mean? wine: Call from 0x7b8453f0 to unimplemented function msvcirt.dll.??0ifstream@@QAE@PBDHH@Z, aborting wine: Unimplemented function msvcirt.dll.??0ifstream@@QAE@PBDHH@Z called at address 0x7b8453f0 (thread 0009), starting debugger... Unhandled exception: unimplemented function msvcirt.dll.??0ifstream@@QAE@PBDHH@Z called in 32-bit code (0x7b845442). .......... .......... .......... err:seh:raise_exception Unhandled exception code 80000100 flags 1 addr 0x7b8453f0