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ABB Error 50377Only allowed in position control

Error / Erreur

🇫🇷 Only allowed in position control

ABB — CATALOGUE PRODUCTION

ABB 50377 (“Only allowed in position control”): Only allowed in position control — ABB robot hardware event on the Only allowed in position control (IRC5).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

Only allowed in position control — ABB robot hardware event on the Only allowed in position control (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The instruction is only allowed when the robot is in position control mode. 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 Only allowed in position control, 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 error depends on calling an instruction that is only allowed to be used in position control while in force control mode.
  • Call the instruction only when the robot is in position control mode.

Frequently asked · Questions fréquentes

What does ABB error 50377 mean?
ABB 50377 (“Only allowed in position control”): Only allowed in position control — ABB robot hardware event on the Only allowed in position control (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 50377?
Inspect the Only allowed in position control, 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 →