**Cmake error: the source… Does not match the used to generate cache Re-run cmake…

Solution:
Delete the CMakeLists.txt.user file in the project.

problem is solved. Later, it is found that the file is also a cache file, which contains the compilation status information of the project before, such as the debug directory. In cmake, if there is this file, the compiler will use the relevant cache information in this file, so various errors will occur:

delete the file and restart cmake, A new file is regenerated.