Include the /s flag when starting VisBuildPro.exe (if using a VisBuildPro Project action, check 'Run GUI App in silent mode' on the Project tab) so that it will exit after the build finishes.
https://kinook.com/VisBuildPro/Manua...nd_linegui.htm
To make this the default when opening projects from Windows Explorer, add /s to the shell command in the registry at
Code:
HKEY_CLASSES_ROOT\VisualBuildPro9.Project\shell\open\command
You may also want to check
Tools | User Options | Build | Honor command-line switches if build fails/canceled and continued.
https://kinook.com/VisBuildPro/Manual/builduseropt.htm