Why does VSCode autocomplete remove the first character of the method?

[CoreyKnecht]

I’ve never used VSCode myself, but the consensus across several topics I’ve seen regarding VSCode seems to be “switch to an IDE that isn’t broken and save yourself a giant headache.”

See this topic:

I don't see any hints or errors in Visual Studio Code

Have you tried the Refresh project from the tools menu inside the Unreal Editor?