save file. Search for the specific "ERR" string and delete the associated Always back up your save before doing this. Verify Game Integrity : In Steam, right-click RimWorld > Properties Installed Files Verify Integrity of Game Files
While annoying, this error is rarely "game-breaking" unless it prevents you from clicking anything on the world map. If the "ERR" persists across even after verifying files, a clean reinstall of the game and its mods is the recommended "nuclear" option. rimworld err site label detected new