LogrobotLM

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 LANG-018 — WARN Group mask value is incorrect

FANUC LANG-018 (“WARN Group mask value is incorrect”): When printing the program, there was an illegal position that did not match the group mask of the program. First check: Reteach the position data so that the group number matches the group mask of the

Updated 2026-08-29 · LogrobotLM reference

Description

When printing the program, there was an illegal position that did not match the group mask of the program.

Remedy · Remède

Reteach the position data so that the group number matches the group mask of the

Frequently asked · Questions fréquentes

What does FANUC alarm LANG-018 mean?
FANUC LANG-018 (“WARN Group mask value is incorrect”): When printing the program, there was an illegal position that did not match the group mask of the program.
How do you troubleshoot FANUC alarm LANG-018?
Reteach the position data so that the group number matches the group mask of the

Related codes / Codes liés

LANG-016WARN Can not read fileLANG-017WARN File format is incorrectLANG-050WARN %s contains %s, program/file names must matchLANG-051Wrong daughter program name

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 →