When placing a cable above a door and triggering a searchController call from a connected grid (e.g. by loading the chunk), then onConnected would try to notify neighbors of a state change with block set to null. This caused a NPE down the line.
When placing a cable above a door and triggering a searchController call from a connected grid (e.g. by loading the chunk), then onConnected would try to notify neighbors of a state change with block set to null. This caused a NPE down the line.