Unable to stop WorldEdit's operation.

[MinecraftEarthVillage]

Describe the bug
A clear and concise description of what the bug is.If a player selects an area in the Residence Reserve and then //set 0, all the buildings in the area disappear.

To Reproduce
First, let a player without OP access enter the RESIDENCE area, then take out a wooden axe, left click, right click, select an area, and finally enter the command //set 0. Congratulations on destroying the building! ! !
Screenshots
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Server version:

• Output from /res version
  5.1.5.0
  Additional context
  Add any other context about the problem here.