LogrobotLM

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FANUC Alarm PROG-039 — WARN locked, but not get mctl

FANUC PROG-039 (“WARN locked, but not get mctl”): Motion control for the specified group was reserved, but it cannot be obtained. First check: Check the teach pendant enable switch and other running programs to determine who has motion control.

Updated 2026-08-29 · LogrobotLM reference

Description

Motion control for the specified group was reserved, but it cannot be obtained.

Remedy · Remède

Check the teach pendant enable switch and other running programs to determine who has motion control.

Frequently asked · Questions fréquentes

What does FANUC alarm PROG-039 mean?
FANUC PROG-039 (“WARN locked, but not get mctl”): Motion control for the specified group was reserved, but it cannot be obtained.
How do you troubleshoot FANUC alarm PROG-039?
Check the teach pendant enable switch and other running programs to determine who has motion control.

Related codes / Codes liés

PROG-036WARN The length of trace array is 0PROG-037WARN No data in the trace arrayPROG-040PAUSE Already locked by other taskPROG-041WARN mctl denied because released

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 →