I created a map, added it to the Maps folder, added the info.json, but when I click on Create from Template it freezes my game. Doesn't crash or close, just freezes indefinitely.

Hardcore Map Reset: 2.4.2.3 (1.10.2)
Forge: 2297

Humm, I think remember someone else having this issue. I can take a look when im not busy.

I have same error