2 Building errors

trying to erase a placed item while setting a building plan
paging @yshan ? I hope Im getting the right person :sweat:

release-523 (x64)
...ehearth/services/server/build/build_undo_manager.lua:46: assertion failed!
stack traceback:
	[C]: ?
	[C]: in function 'assert'
	...ehearth/services/server/build/build_undo_manager.lua:46: in function 'begin_transaction'
	stonehearth/services/server/build/build_service.lua:1427: in function 'do_command'
	stonehearth/services/server/build/build_service.lua:394: in function <stonehearth/services/server/build/build_service.lua:393>

release-523 (x64)
c++ exception: lua runtime error
stack traceback:

release-523 (x64)
stonehearth/services/server/build/build_service.lua:386: attempt to index local 'parent' (a nil value)
stack traceback:
	[C]: ?
	stonehearth/services/server/build/build_service.lua:386: in function 'erase_fixture'
	stonehearth/services/server/build/build_service.lua:395: in function 'cb'
	stonehearth/services/server/build/build_service.lua:1430: in function 'do_command'
	stonehearth/services/server/build/build_service.lua:394: in function <stonehearth/services/server/build/build_service.lua:393>

2 posts were merged into an existing topic: 5 errors after ui refresh