If a mod was uninstalled poorly, orphaned data structures can get stuck in your persistent user configurations. Press Windows Key + R to open the Run executable window. Type %appdata% and hit Enter.
: Corruption in game files or the absence of required language strings (often after a DLC installation) can cause all faction names and sites to display as "ERR". Multiplayer Mod Spectator Faction rimworld err site label detected new
Locate the block containing the broken quest description or look directly for siteLabel . If a mod was uninstalled poorly, orphaned data
Scan the log lines for specific mod IDs (e.g., look for tags like VFE for Vanilla Factions Expanded or unique mod developer titles). If a mod was uninstalled poorly
: Corrupted vanilla game files can leave out core language or site definitions.