LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free → · Le diagnostic IA qui lit la sauvegarde de votre robot, sans rien téléverser.

FANUC Alarm SPOT-353 — WARN IWC message in progress

FANUC SPOT-353 (“WARN IWC message in progress”): IWC message in progress A message cannot be sent to the IWC be a previous message transaction is still in progress. First check: This is a system programming error.

Updated 2026-08-29 · LogrobotLM reference

Description

IWC message in progress A message cannot be sent to the IWC be a previous message transaction is still in progress.

Remedy · Remède

This is a system programming error.

Frequently asked · Questions fréquentes

What does FANUC alarm SPOT-353 mean?
FANUC SPOT-353 (“WARN IWC message in progress”): IWC message in progress A message cannot be sent to the IWC be a previous message transaction is still in progress.
How do you troubleshoot FANUC alarm SPOT-353?
This is a system programming error.

Related codes / Codes liés

SPOT-351WARN IWC driver not runningSPOT-352WARN Invalid IWC indexSPOT-354WARN Invalid IWC msg buffersSPOT-355WARN Invalid IWC function code

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 →