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FANUC Alarm PRIO-127 — WARN PMC file load error

FANUC PRIO-127 (“WARN PMC file load error”): PMC program format is incorrect. First check: Download PMC program again.

Updated 2026-09-17 · LogrobotLM reference

Description

PMC program format is incorrect.

Remedy

Download PMC program again.

Related codes

PRIO-125SYST SLC2 initialization errorPRIO-126WARN No PMC programPRIO-128PAUSE T,C,K and D data may be lostPRIO-129WARN SUB… is not supported

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. How this reference is built →