>> We now have the license working but after we installed workbench we dont have an executable to run workbench.
Been there, done that, I think. Did you get a 30-day activation code that you got direct from WindRiver, instead of using the default one that pops up? When I tried that, I got what you are seeing.
See
http://forums.usfirst.org/showthread.php?p=24339
Yours in shared frustration,
-Ed Staub