Blur does not play well with CP's(CraftPresence) GUI.
Crashes the minecraft client completely if one presses the default GUI button (Key: Left Control).

Client Info

Fabric Loader: 0.6.3+ Build 167-1.14.4
Minecraft Version: 1.14.4
Mods:
Fabric API 0.4.0 Build 240
CraftPresence 1.5.5
Blur 1.0.5

Crash Log.txt

This is a bug in CraftPresence, it's opening a GUI in a different thread.

This issue has now been fixed and will be included in CraftPresence v1.5.6, set for release within the next few days, provided nothing comes up. @ox0Panda0xo