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FANUC Alarm CPMO-078Seg Overrun (G: %d^2)

FANUC CPMO-078 (“Seg Overrun (G: %d^2)”): The system is ready to start next segment, but none are available. First check: Increase the ITP time if the processor loading is high.

Updated 2026-08-29 · LogrobotLM reference

Description

The system is ready to start next segment, but none are available. The path might deviate from the normal path. The segment might be delayed by processor loading or by statements that prevent pre-execution, such as WAIT or BREAK.

Remedy · Remède

Increase the ITP time if the processor loading is high. The alarm can be disabled by setting $cp_paramgrp[].$warnmessenb = FALSE.

Frequently asked · Questions fréquentes

What does FANUC alarm CPMO-078 mean?
FANUC CPMO-078 (“Seg Overrun (G: %d^2)”): The system is ready to start next segment, but none are available. The path might deviate from the normal path. The segment might be delayed by processor loading or by statements that prevent pre-execution, such as WAIT or BREAK.
How do you troubleshoot FANUC alarm CPMO-078?
Increase the ITP time if the processor loading is high. The alarm can be disabled by setting $cp_paramgrp[].$warnmessenb = FALSE.

Related codes / Codes liés

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 →