Describe the Bug

I accidentally cleared my inventory witch had a schematic that i loaded some minutes ago and now i cant delete the schematic.
It makes a lot of lag. Please dix that by adding a tool or sothing.

Reproduction Steps

1.load a schematic
2.place it down
3.do /clear you inventory

Expected Result

delete its self

Screenshots and Videos

No response

Crash Report or Log

No response

Operating System

Win 11

Mod Version

0.5.1f

Minecraft Version

1.20.1

Forge Version

47.3.0

Other Mods

Create: new age

Additional Context

No response

Create an empty schematic and place it. The old schematic should disappear.

Duplicate of #6195