1、如题：
报错信息：
Running Windows Runtime device detection.
No winrtrunner.exe found.
Running Windows Runtime device detection.
No winrtrunner.exe found.
Running Windows Runtime device detection.
No winrtrunner.exe found.
C:/Qt/Qt5.13.2/5.13.2/mingw73_32/mkspecs/features/toolchain.prf(76): Variable QMAKE_CXX.COMPILER_MACROS is not defined.
Project ERROR: failed to parse default search paths from compiler output
Error while parsing file G:\untitled\untitled.pro. Giving up
2、选择不同的 kit 都没用
3、原来正常打开/编辑的项目忽然打不开了
