Error while running event deep-storage-unit::on_gui_click (ID 1)
Given inventory does not have filters.
stack traceback:
[C]: in function 'set_filter'
deep-storage-unit/control.lua:51: in function 'set_filter'
deep-storage-unit/gui.lua:208: in function 'prime_unit'
deep-storage-unit/gui.lua:221: in function <deep-storage-unit/gui.lua:215>
