In nested mapgen robofac_mi2_convoy_ambush_chunk in unknown object in add_mapgen_update_func on road_ew, setting terrain to t_pavement (from t_sidewalk) at (11,3) when furniture was f_street_light. Resolve this either by removing the terrain from this mapgen, adding suitable removal commands to the mapgen, or by adding a suitable flag to the innermost mapgen: either ERASE_ALL_BEFORE_PLACING_TERRAIN if you wish terrain to replace everything previously on the tile or ALLOW_TERRAIN_UNDER_OTHER_DATA if you wish the other items to be preserved #57898
Describe the bug
Steps to reproduce
Get the mind-stealing mission from hub 01 and some luck.
Expected behavior
No error messages.
Screenshots
No response
Versions and configuration
Additional context
No response