BHT0001: Unable to get executing project
Warning BHT0001: Unable to get executing project: [reason]. The specified project will be loaded but command line property overrides will be ignored.
Cause
The BuildHelp build task was unable to obtain a reference to the executing project for the reason indicated.
Solution
This most likely indicates an internal error in the build process. Open an issue in the Sandcastle Help File Builder project on GitHub containing the details from the error message and attach a small example project with any related files that can be used to duplicate the problem.