Question:

[DanM]

Have you seen this?

"Could not be compiled. Try rebuilding from source manually."

This is quite a common problem that can happen for a number of reasons. Seeing as this link get’s a lot of traffic from Google, I thought I should summarise some of the most common issues: If you are getting this error then that is because C++ code needs to be built but it failed to build. Unlike other engines like Unity, an Unreal project cannot be opened if the C++ code does not compile. If you’re getting that on a project you’ve been working on already then that is likely due to a compilati…