fyi i am using Ubuntu 10.04 here is output while trying to execute CS with winedbg. don't know if it is useful :/ Wine-dbg>me@me:~/.wine/drive_c/Program Files/Steam/steamapps/jem1du/counter-strike$ winedbg hl.exe -console -game cstrike WineDbg starting on pid 001b 0x681b8bef: movl %edi,0x4(%esp)