The primary cause of this error is almost always mod incompatibility or "mod rot."
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The RimWorld error message ERR: [Site_label] [detected] (often appearing as part of a larger "site label detected new" log entry) is a common issue typically encountered when quest generation fails or world map data becomes corrupted. It often manifests as world map locations or quest log entries having their names replaced by "ERR" text. Common Causes of the Error
This error generally stems from the game being unable to correctly pull a name or label from its database (Defs) for a world-site object. Primary causes include: Modding Tutorials/Troubleshooting - RimWorld Wiki
The "err site label detected new" error in RimWorld commonly indicates a data conflict, often caused by mods adding new locations, factions, or quest sites. It occurs when the game engine cannot properly render a site label, typically due to outdated mods or mid-save changes. Resolving this issue usually involves updating mods, clearing the configuration cache, or checking for mod conflicts with a tool like RimPy. For further technical support, consult the Ludeon Studios forums.
The ERR: [Site_label] [detected] error in typically occurs when the game tries to reference a world site, quest, or faction that no longer exists in its database. This usually happens when a mod adding specific world content is removed from an ongoing save, or if a mod update corrupts existing quest generation. Core Causes
Mod Removal: Removing a mod that added a custom faction or quest type mid-save leaves behind "ghost" references the game cannot translate. rimworld err site label detected new
Corrupted Quests: Quests involving ancient complexes or specialized sites may fail to generate their labels correctly, resulting in the "ERR" placeholder.
Outdated Mods: Using older mods that lack proper localization or have typos in their XML definitions (like a missing costStaffCount or ThingDef entry) can trigger these label errors. Recommended Fixes 1. Save File Editing (Most Effective)
Most users resolve this by manually scrubbing the corrupted entry from the save file using a text editor like Notepad++.
Backup your save: Create a copy of your .rws file before editing.
Search for "ERR": Use case-sensitive search to find the specific site or quest entry.
Delete the entry: Remove the entire block from the opening
Save and reload: Restart the game and check if the world map has cleared. 2. Developer Mode Cleanup Button: "Re‑generate Label" – forces the game to
If you can still access the world map, you can sometimes "Destroy" the bugged site using Dev Mode. Vanilla Bug or Mod Bug? Quest-Generation fails
The "ERR: [Site_label] [detected]" error in typically occurs when the game fails to properly generate or fetch data for a world object, often a quest site
like an ancient complex or faction base. This commonly results from mod conflicts or missing references after a mod has been removed mid-save. Primary Fix: Manual Save Editing
Most users resolve this by manually removing the corrupted entry from the save file. Backup Your Save : Create a copy of your save file before making changes. Open in Editor : Use a text editor like to open the save file. Search for "ERR"
: Enable case sensitivity and search for "ERR" to find the specific problematic entry. Delete the Entry
: Look for the quest or incident associated with the error (often found under
. This can fix corrupted base game files or translation data. Reset Deep Resource Grid : If the error is related to Deep Resources or overlays not showing, you may need to replace the
section in your save XML with a fresh one from a new world (ensure world sizes match). Ignore or Delete Quest The primary cause of this error is almost
: If the error only appears in the quest log, you can try to simply delete the quest without accepting it. Troubleshooting "Deep" Errors Vanilla Bug or Mod Bug? Quest-Generation fails
In the world of RimWorld, encountering the "ERR: Site label detected new" message typically indicates a mod conflict or a data mismatch related to the game's world map and quest generation systems. This error often manifests as a bugged quest where the name of the site or faction is replaced by "ERR," which can potentially break save games or lock out further quest progression. Understanding the "ERR: Site label" Message
This error essentially means the game's storyteller attempted to generate a quest or world map location, but it could not find the correct text or data to label it. Common causes include:
Removed Faction Mods: Removing a mod that added a specific faction mid-game often results in the game still trying to reference that missing data.
Quest Generation Failures: The game may struggle to create a quest due to rewards or biomes that aren't compatible with your current mod list.
Multiplayer Mod Conflicts: In some cases, the Multiplayer mod can trigger this error because it creates a "spectator" faction that doesn't have a physical colony, confusing the quest generator.
Localization Issues: If the game is set to a language other than English, mod language files may contain errors that prevent names from loading correctly. How to Fix "ERR: Site label detected new"
If you encounter this error in your debug log or quest tab, follow these steps to resolve it:
ERR: [Site_label] [detected] - how do I get to the bottom of this?