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FANUC Alarm VISN-121WARN Invalid Find Next operation

FANUC VISN-121 (“WARN Invalid Find Next operation”): Only one location tool may be used in a find next operation. First check: Remove extra location type vision tools or ensure the first vision tool is not a measurement tool or find/window offset.

Updated 2026-08-29 · LogrobotLM reference

Description

Only one location tool may be used in a find next operation. Or the first vision tool is not a location tool.

Remedy · Remède

Remove extra location type vision tools or ensure the first vision tool is not a measurement tool or find/window offset.

Frequently asked · Questions fréquentes

What does FANUC alarm VISN-121 mean?
FANUC VISN-121 (“WARN Invalid Find Next operation”): Only one location tool may be used in a find next operation. Or the first vision tool is not a location tool.
How do you troubleshoot FANUC alarm VISN-121?
Remove extra location type vision tools or ensure the first vision tool is not a measurement tool or find/window offset.

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 →