Rimworld Err Site Label Detected New Jun 2026

This approach is standard advice on the Ludeon forums because it efficiently isolates the source of the conflict.

1. Harmony 2. Core (Base Game) 3. Royalty / Ideology / Biotech / Anomaly (Official DLCs) 4. Hugslib 5. Custom Factions / Expanded Map Sites Use code with caution. Preventative Best Practices

"ERR: [Site_label] [detected]" typically occurs when fails to properly generate or display a quest location (site), often due to mod conflicts or corrupted save data

The ERR: [Site_Label] error is an indicator that the game's system for generating quests has failed. In my experience, these are the most common reasons why: rimworld err site label detected new

Leftover data from uninstalled mods often hides inside your local windows application data folder. Press the Windows Key + R to open your Run dialogue box. Type %appdata% and hit enter. Navigate back one folder tier and open .

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.

This is the #1 culprit. When the Biotech or Anomaly DLCs were released, Ludeon Studios changed how Site spawning works. Mods that add custom factions (e.g., Empire , Vanilla Factions Expanded - Mechanoids ) or custom biomes ( Alpha Biomes , Regrowth ) sometimes hardcoded site labels. If a mod author used an old patch to generate sites, but forgot to update the label logic for the SitePartDef , the game throws this error because it finds the physical site (the map tiles) but cannot find the label for the "New" instance. This approach is standard advice on the Ludeon

To keep your future colonies free of broken string files, follow these golden rules:

Open the original .rws file using a text editor like . Press Ctrl + F to open the search function.

, typically caused by mod conflicts, missing dependencies, or removing mods from an active save file. It signifies that the game’s engine is attempting to fetch localized text or world-site data that no longer exists or cannot be resolved, resulting in a placeholder "ERR" tag. Core Causes of the Error Mod Removal Mid-Save Core (Base Game) 3

The that occurs when the game's storytelling engine fails to correctly generate or name a newly spawned quest location . This error is almost always triggered by outdated mods, missing mod dependencies, or a mid-game uninstallation of a faction mod . Instead of hard-crashing your entire desktop session, RimWorld handles the missing database entries gracefully by displaying generic placeholders in your quest log.

You cannot rely on hiding. You must funnel enemies into a trap.