http://bugs.winehq.org/show_bug.cgi?id=33701
--- Comment #2 from Hans Leidekker hans@meelstraat.net 2013-06-03 02:40:39 CDT --- (In reply to comment #0)
The last lines before the crash in a +relay log are: 0023:Call shell32.ExtractIconExW(0023eca0 L"C:\Program Files (x86)\World of Warcraft\World of Warcraft Launcher.exe",00000000,0023e878,00000000,00000001) ret=7f0009e9c8ba 0023:Call user32.PrivateExtractIconExW(0023eca0 L"C:\Program Files (x86)\World of Warcraft\World of Warcraft Launcher.exe",00000000,0023e878,00000000,00000001) ret=7f00113d518c 0023:Call KERNEL32.UnhandledExceptionFilter(0023d0b0) ret=7f0011406ab5 wine: Unhandled page fault on read access to 0x004c3638 at address 0x7f00096397fa (thread 0023), starting debugger...
Did you get a backtrace?