Minecraft v1.15.2
Forge v31.2.36
CTM v1.1.1.13
Prefab v1.5.0.9

• After pressing the preview button in the Monster Structure from prefab, my game crashed. It looks like it crashed because of the CTM mod and the custom resource pack I had made with that mod.
  Crash Report
  Pack used: MC Connected CTM v1.0.zip
• Was also reported to Brian-Wuest/MC-Prefab#150