ABB Error 41850 — User interface already active

What it means · Ce que ça veut dire

User interface already active — ABB robot hardware event on the User interface already active (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

Task: arg . A message is already active on the FlexPendant. A message launched by instruction arg must be aborted before launching a new message. Program ref: arg . The message will not be presented on the FlexPendant. This error can be handled in an error handler. 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 User interface already active, 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 : A arg message is already active on the FlexPendant.
• Recovery: arg .
• The current active arg message can be deactivated with instruction arg .

Frequently asked · Questions fréquentes

What does ABB error 41850 mean?

ABB 41850 (“User interface already active”): User interface already active — ABB robot hardware event on the User interface already active (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 41850?

Inspect the User interface already active, 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.

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