I think what I have at this point is something wrong with Mono. On terminal, I get Code: chrisg@ChrisG-FreeMachine:/$ wine start 'C:\Program Files\Siemens\EMML Command Assistant\CmdAsst.exe' fixme:exec:SHELL_execute flags ignored: 0x00000100 chrisg@ChrisG-FreeMachine:/$ But the window I got using the newest Command Assistant I have available is: [Image: http://i.imgur.com/xlnbk.png ] Fairly certain this is now a mono issue.