FANUC Alarm PRIO-129 — WARN SUB… is not supported

Manufacturer wording — WARN SUB%d is not supported
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC PRIO-129 (“WARN SUB… is not supported”): Illegal function command is found in PMC program. First check: Please check PMC program.

Updated 2026-09-17 · LogrobotLM reference

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 →