Tools → Add-ins → uncheck Toolbox and Utilities before closing.
Here is the content regarding SolidWorks 2010:
: Hit the Play or Run button in the post-processing window to generate the actual G-code lines. Creating or Editing a Post Processor If the exact "post" you need doesn't exist:
Considering the 2010 release of SolidWorks and the community-driven context of
Tools → Add-ins → uncheck Toolbox and Utilities before closing.
Here is the content regarding SolidWorks 2010: Solidworks 2010 startimes
: Hit the Play or Run button in the post-processing window to generate the actual G-code lines. Creating or Editing a Post Processor If the exact "post" you need doesn't exist: Tools → Add-ins → uncheck Toolbox and Utilities
Considering the 2010 release of SolidWorks and the community-driven context of Solidworks 2010 startimes