Technical Specs (please complete the following information):

• Craft to Exile - Harmoney Version: 1.1.0b
• World Type: Singleplayer
• RAM Allocation: 8Gb

Describe the bug
Minecraft crashes when I try to create a new world and edit datapacks

To Reproduce
Steps to reproduce the behavior:

1. Go to Singleplayer
2. Click on Create New World
3. Click on Data Packs
4. Crashes

Expected behavior
I expect to see the datapacks, but loading them seems to be the issue.

Additional Information (screen shots, etc.)
crash-2020-09-29_14.54.56-client.txt

Yeah you can't use that button, you need to paste them in manually in the folders