Context

When using the creative worldshaper, selecting the dripstone block (in my case, an upside down one) will permanently crash the game, the only fix is to remove the player's playerdata.
The log may be wrong. But it's the only one i got.
Modpack: https://www.curseforge.com/minecraft/modpacks/ultimate-origins-modpack
Create: 5.1

Crash Report

https://mclo.gs/vPkRnyc

Fabric Loader: This issue tracker is only for the Forge/NeoForge versions of Create. Since you mentioned using Fabric Loader, please reopen this issue on the Create Fabric issue tracker. Thanks!

Alongside that try reproducing this with only create fabric and fabric api