http://bugs.winehq.org/show_bug.cgi?id=20835
--- Comment #5 from Sven septim.dt@gmail.com 2009-11-26 13:07:26 --- It's invalid. You have to cd to the directory where the file is first. For example:
cd ~/.wine/drive_c/Program\ Files/pathofthefile
And then
wine riomm.exe