LogrobotLM

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FANUC Alarm LANG-050 — WARN %s contains %s, program/file names must match

FANUC LANG-050 (“WARN %s contains %s, program/file names must match”): The file name and the program name are not the same. First check: Rename the file to be same as the program name.

Updated 2026-08-29 · LogrobotLM reference

Description

The file name and the program name are not the same. Their names must match.

Remedy · Remède

Rename the file to be same as the program name.

Frequently asked · Questions fréquentes

What does FANUC alarm LANG-050 mean?
FANUC LANG-050 (“WARN %s contains %s, program/file names must match”): The file name and the program name are not the same. Their names must match.
How do you troubleshoot FANUC alarm LANG-050?
Rename the file to be same as the program name.

Related codes / Codes liés

LANG-017WARN File format is incorrectLANG-018WARN Group mask value is incorrectLANG-051Wrong daughter program nameLANG-052Cannot load daughter program(%d)

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 →