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FANUC Alarm FRSY-016 — WARN Invalid file type

FANUC FRSY-016 (“WARN Invalid file type”): The file type contains an invalid character. First check: Verify the file type is correct.

Updated 2026-09-17 · LogrobotLM reference

Description

The file type contains an invalid character.

Remedy

Verify the file type is correct.

Related codes

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 →