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 20380No motion planner connected to mechanical unit

Error / Erreur

🇫🇷 No motion planner connected to mechanical unit

ABB — CATALOGUE PRODUCTION

ABB 20380 (“No motion planner connected to mechanical unit”): No motion planner connected to mechanical unit — ABB robot hardware event on the No motion planner connected to mechanical unit (IRC5).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

No motion planner connected to mechanical unit — ABB robot hardware event on the No motion planner connected to mechanical unit (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The mechanical unit arg has no motion planner connected. It is not possible to use this mechanical unit in any operations such as calibration or activation. 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 No motion planner connected to mechanical unit, 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 cause of this error is probably an error in the configuration.
  • Check the motion and/or controller configuration.

Frequently asked · Questions fréquentes

What does ABB error 20380 mean?
ABB 20380 (“No motion planner connected to mechanical unit”): No motion planner connected to mechanical unit — ABB robot hardware event on the No motion planner connected to mechanical unit (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains…
How do you troubleshoot ABB error 20380?
Inspect the No motion planner connected to mechanical unit, 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 →