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ABB Error 41779Parameter cannot be modified

Error / Erreur

🇫🇷 Parameter cannot be modified

ABB — CATALOGUE PRODUCTION

ABB 41779 (“Parameter cannot be modified”): Parameter cannot be modified — ABB robot hardware event on the Parameter cannot be modified (IRC5).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

Parameter cannot be modified — ABB robot hardware event on the Parameter cannot be modified (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

Task: arg . The parameter written to the camera arg with instruction arg cannot be modified, the parameter is not recognized or RAPID data used is of wrong data type. Program ref: arg . Parameter not modified. 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 Parameter cannot be modified, 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 reasons are: - 1 Wrong optional RAPID argument used.
  • - 2 Value is out of range.
  • - 3 A cell with specified name does not exist.
  • - 4 The cells needs to be of type EditInt, EditFloat or EditString.
  • - 5 Trying to set wrong type to the cell, e.g.

Frequently asked · Questions fréquentes

What does ABB error 41779 mean?
ABB 41779 (“Parameter cannot be modified”): Parameter cannot be modified — ABB robot hardware event on the Parameter cannot be modified (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 41779?
Inspect the Parameter cannot be modified, 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 →