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 41727The size cannot be represented in a num

Error / Erreur

🇫🇷 The size cannot be represented in a num

ABB — CATALOGUE PRODUCTION

ABB 41727 (“The size cannot be represented in a num”): The size cannot be represented in a num — ABB robot hardware event on the The size cannot be represented in a num (IRC5).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

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

Task: arg . When using instruction arg to read the size of the file system, it was detected that the value is too big to be set in a num. Program ref: arg . The size cannot be read. 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 The size cannot be represented in a num, 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 value cannot be represented in a num.
  • Use a switch to specify another unit to show the size in.
  • Recovery: arg .

Frequently asked · Questions fréquentes

What does ABB error 41727 mean?
ABB 41727 (“The size cannot be represented in a num”): The size cannot be represented in a num — ABB robot hardware event on the The size cannot be represented in a num (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 41727?
Inspect the The size cannot be represented in a num, 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 →