Describe the Bug

When I load up a schematic in the schem table-once done, I go to take it out and it dissappears
Does this both on single player and on a server as well

Reproduction Steps

1.create schematic in schematic table
2.remove schematic from said table
3.
...

Expected Result

To get a created schematic to beable to place in creative mode

Screenshots and Videos

No response

Crash Report or Log

No response

Operating System

Windows 10

Mod Version

0.4.1

Minecraft Version

1.18.2

Other Mods

No response

Additional Context

No response