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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 ASBN-020 — Invalid section encountered

FANUC ASBN-020 (“Invalid section encountered”): An unexpected section was detected within the file. First check: Fix the syntax error.

Updated 2026-08-29 · LogrobotLM reference

Description

An unexpected section was detected within the file.

Remedy · Remède

Fix the syntax error. The cause code may have additional information.

Frequently asked · Questions fréquentes

What does FANUC alarm ASBN-020 mean?
FANUC ASBN-020 (“Invalid section encountered”): An unexpected section was detected within the file.
How do you troubleshoot FANUC alarm ASBN-020?
Fix the syntax error. The cause code may have additional information.

Related codes / Codes liés

ASBN-012Invalid characterASBN-013Unable to open source fileASBN-021WARN Expecting a '['ASBN-022Out of range

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 →