Ghost brick that won't disappear?

[Slab Bulkhead]

I made a minigame while i had a ghost brick down, and now i won't disappear. help.

[Ad Bot]

[phflack]

you should be able to restart the server for it to disappear
either that or you can manually delete it
/getid might be able to get the ID of the ghost brick, and then you can do ID.delete(); in the console
if /getid doesn't work, it should be the last brick in your brickgroup