LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free → · Le diagnostic IA qui lit la sauvegarde de votre robot, sans rien téléverser.

ABB Error 120012Illegal domain name

Error / Erreur

🇫🇷 Illegal domain name

ABB — CATALOGUE PRODUCTION

ABB 120012 (“Illegal domain name”): Illegal domain name — ABB robot hardware event on the Illegal domain name (IRC5).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

Illegal domain name — ABB robot hardware event on the Illegal domain name (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The domain name arg in configuration file arg is illegal. The configuration in file will not be installed. Le texte constructeur de ce code n'existe qu'en anglais dans les manuels ABB dont il provient. Il est reproduit tel quel ci-dessus ; le manuel de votre robot fait foi.

What to check · Que vérifier

  • Inspect the Illegal domain name, its wiring and connections first.
  • Match this code against your robot's event-log timeline before swapping parts.
  • Follow the French field checks below — they are the tested sequence for this fault.
  • probable : The domain name may be mistyped or the domain is not installed in the system.
  • - 1 Re-edit the configuration file and change the domain name.

Frequently asked · Questions fréquentes

What does ABB error 120012 mean?
ABB 120012 (“Illegal domain name”): Illegal domain name — ABB robot hardware event on the Illegal domain name (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.
How do you troubleshoot ABB error 120012?
Inspect the Illegal domain name, its wiring and connections first. Match this code against your robot's event-log timeline before swapping parts. Follow the French field checks below — they are the tested sequence for this fault.

Related codes / Codes liés

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →