If some localization or configuration files are missing, Steam can re-download them automatically. Open and navigate to your Library .
Locate your save file directory (typically C:\Users\[Username]\AppData\LocalLow\Ludeon Studios\RimWorld by Ludeon Studios\Saves ). Back up your save file before making any changes. Open the .rws save file using a text editor like . Press Ctrl + F and search for .
If the error occurs on a purely vanilla layout or right after a major base game update, it implies that your local installation files are corrupted. rimworld err site label detected new
Mods like Map Reroll (for starting tile) or World Edit 2.0 allow you to change terrain mid-game. If you delete a faction base or a blocked tile using these tools, the game sometimes retains a "ghost" reference. When the map tries to generate a caravan event on that deleted tile, it says, "Err site label detected new" because the tile is technically new, but the biome/faction data is gone.
Open the original .rws file using a text editor like . Press Ctrl + F to open the search function. If some localization or configuration files are missing,
: Use a text editor like Notepad++ to open the .rws save file.
The error in usually indicates that a quest or map site failed to generate its description properly . This typically happens when a mod responsible for a specific quest, faction, or world location is removed or updated mid-save, leaving the game unable to find the data it needs to display the text. Quick Fixes Back up your save file before making any changes
The "ERR: [Site_label] [detected]" error in is a common indicator of a corrupted quest entry or a broken world map reference