Board Thread:Support Requests - Getting Technical/@comment-43285914-20200304101708/@comment-9605025-20200304163007

Well, it seems you have deleted the templates since you first posted this. How where you categorizing them? From what you linked to, you templates were actually just normal pages. As far as I am aware, it isn't possible to assign a template type to normal pages.

Either way, what you were experiencing was probably either a cache issue or a bug with VisualEditor. When things like that happen, there are two things you can try: While those two will fix most issues, they are not a guaranteed fix. VisualEditor is infamous (at least here on Community Central) for these kinds of bugs as well as for the fact that it could stop working entirely just because of some bad site or personal JS.
 * 1) Null-edit the problematic template
 * 2) Wait