Hello @Nate Lamb ,
Please try to run VS as administrator and test again.
If this doesn’t work, try to right-click your project => Unload Project => right-click it again => Edit Project File, then check the .vcxproj file(project file). Try to manually add code to include the files. After that right-click your project => Reload Project and rebuild the project.
Check other configurations in your project file, see if there are some limitations on the files, for example invalid paths, and manually correct them.
Some other suggestions:
- Remove the project from your solution and add it back.
- Close VS and clean the project cache like the hidden .vs folder in your solution folder then rebuild the project.
Anyways, the important things that you need to check are
- The project file(.vcxproj).
- The project cache.
- The missing configurations file(s) which might be deleted by mistake.
Best regards,
Tianyu
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