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ABB Error 20126Load data has changed

Error / Erreur

🇫🇷 Load data has changed

ABB — CATALOGUE PRODUCTION

ABB 20126 (“Load data has changed”): Load data has changed — ABB robot hardware event on the Load data has changed (IRC5).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

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

The active load arg was removed and replaced with arg . The load data was located in task: arg connected to mechanical unit arg . The load definition for jogging may not be correct. 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 Load data has changed, 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 load data was removed.
  • The module containing the original tool definition may have been deleted.
  • If you require the old definition, locate the program or module of the original load data and load it.

Frequently asked · Questions fréquentes

What does ABB error 20126 mean?
ABB 20126 (“Load data has changed”): Load data has changed — ABB robot hardware event on the Load data has changed (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 20126?
Inspect the Load data has changed, 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 →