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FANUC Alarm FILE-022 — WARN Illegal file name

FANUC FILE-022 (“WARN Illegal file name”): File name contains an illegal character. First check: Check spelling of file name.

Updated 2026-08-29 · LogrobotLM reference

Description

File name contains an illegal character.

Remedy · Remède

Check spelling of file name.

Frequently asked · Questions fréquentes

What does FANUC alarm FILE-022 mean?
FANUC FILE-022 (“WARN Illegal file name”): File name contains an illegal character.
How do you troubleshoot FANUC alarm FILE-022?
Check spelling of file name.

Related codes / Codes liés

FILE-020WARN Illegal file sizeFILE-021WARN End of fileFILE-023WARN Illegal file numberFILE-024WARN Illegal file type

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 →