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 VARS-202 — [%s]%s (%d) Shadow error

FANUC VARS-202 (“[%s]%s (%d) Shadow error”): An unexpected internal error has occurred First check: Document the events that led to the error and contact your FANUC or FANUC Robotics technical representative.

Updated 2026-08-29 · LogrobotLM reference

Description

An unexpected internal error has occurred

Remedy · Remède

Document the events that led to the error and contact your FANUC or FANUC Robotics technical representative.

Frequently asked · Questions fréquentes

What does FANUC alarm VARS-202 mean?
FANUC VARS-202 (“[%s]%s (%d) Shadow error”): An unexpected internal error has occurred
How do you troubleshoot FANUC alarm VARS-202?
Document the events that led to the error and contact your FANUC or FANUC Robotics technical representative.

Related codes / Codes liés

VARS-200[%s]%s 0x%x corruptedVARS-201[%s]%s 0x%x bad end tagVARS-203[%s] (%d) Interrupted file saveVARS-204Power off incomplete %d

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 →