New answers tagged workbench
It appears to be a known issue with the Workbench. http://community.wolfram.com/groups/-/m/t/291822?_19 From that link the suggestion is to contact support: (Bruce) You are not the first people to encounter a problem launching Mathematica 10 from recent Wolfram Workbench. It seems to be erratic as to which computers and which projects. ...
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