LogrobotLM

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FANUC Alarm GUID-201 — WARN Form Operation Error.

FANUC GUID-201 (“WARN Form Operation Error.”): Form Operation Error. First check: Please reload the controller.

Updated 2026-09-17 · LogrobotLM reference

Description

Form Operation Error. Dictionary not found.

Remedy

Please reload the controller.

Related codes

GUID-167SERVO Force sensor dist link commGUID-200WARN TCP Mate motion aborted.GUID-202WARN System is not initalized.GUID-203WARN Fail to run TCPMate Motion

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. How this reference is built →