LogrobotLM

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.

FANUC Alarm CVIS-254 — AckQueue with invalid vision register number

FANUC CVIS-254 (“AckQueue with invalid vision register number”): The returned part is different from the part which was in the queue previously. First check: The last part retrieved by the GET_QUEUE instruction can be returned to the queue.

Updated 2026-08-29 · LogrobotLM reference

Description

The returned part is different from the part which was in the queue previously.

Remedy · Remède

The last part retrieved by the GET_QUEUE instruction can be returned to the queue.

Frequently asked · Questions fréquentes

What does FANUC alarm CVIS-254 mean?
FANUC CVIS-254 (“AckQueue with invalid vision register number”): The returned part is different from the part which was in the queue previously.
How do you troubleshoot FANUC alarm CVIS-254?
The last part retrieved by the GET_QUEUE instruction can be returned to the queue.

Related codes / Codes liés

CVIS-252The range maximum value must be greater than or equal to the minimum.CVIS-253The range minimum value must be less than or equal to the maximum.CVIS-255No found pose of parent locator tool.CVIS-256GPM Locator tool: Fail to get reference position.

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 →