LogrobotLM

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FANUC Alarm PRIO-131 — WARN PMC file name error

FANUC PRIO-131 (“WARN PMC file name error”): 1. File name must be LADDER.PMC ot PARAM.PMC. First check: 1. Change file name to LADDER.PMC for PMC program, PARAM.PMC for PMC parameter file.

Updated 2026-08-29 · LogrobotLM reference

Description

1. File name must be LADDER.PMC ot PARAM.PMC. The other file name is used for save or load. 2. Device name to access is too long.

Remedy · Remède

1. Change file name to LADDER.PMC for PMC program, PARAM.PMC for PMC parameter file. 2. Make device name string short.

Frequently asked · Questions fréquentes

What does FANUC alarm PRIO-131 mean?
FANUC PRIO-131 (“WARN PMC file name error”): 1. File name must be LADDER.PMC ot PARAM.PMC. The other file name is used for save or load. 2. Device name to access is too long.
How do you troubleshoot FANUC alarm PRIO-131?
1. Change file name to LADDER.PMC for PMC program, PARAM.PMC for PMC parameter file. 2. Make device name string short.

Related codes / Codes liés

PRIO-129WARN SUB%d is not supportedPRIO-130WARN PMC option is not installedPRIO-132WARN PMC operation is lockedPRIO-133WARN PMC program size is too big

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 →