Unreal Error "This project could not be compiled. Would you like to open it in Visual Studio?"

Development Programming & Scripting C++
2

This usually works to resolve Visual Studio weirdness:

  1. Close UE4 Editor
  2. Delete everything in /Intermediate/ and /Saved/
  3. Open UE4 Editor
  4. File -> Refresh Visual Studio Project
  5. Open Visual Studio project, attempt to compile