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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 DICT-021 — WARN Invalid character

FANUC DICT-021 (“WARN Invalid character”): An unexpected character was found in the dictionary text file. First check: Make sure all dictionary text is correct.

Updated 2026-08-29 · LogrobotLM reference

Description

An unexpected character was found in the dictionary text file.

Remedy · Remède

Make sure all dictionary text is correct.

Frequently asked · Questions fréquentes

What does FANUC alarm DICT-021 mean?
FANUC DICT-021 (“WARN Invalid character”): An unexpected character was found in the dictionary text file.
How do you troubleshoot FANUC alarm DICT-021?
Make sure all dictionary text is correct.

Related codes / Codes liés

DICT-019WARN ASCII character code expectedDICT-020WARN Reserved word expectedDICT-022WARN Dict already opened by taskDICT-023WARN Dict does not need to be opened

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 →