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FANUC Alarm ARC-106 — WARN Config of Roboweld is invalid

FANUC ARC-106 (“WARN Config of Roboweld is invalid”): Configuration of Roboweld was invalid. First check: Remove all Robowelds by selecting other equip in weld equip select screen.

Updated 2026-09-17 · LogrobotLM reference

Description

Configuration of Roboweld was invalid. So data for Robowelds were set inappropriately.

Remedy

Remove all Robowelds by selecting other equip in weld equip select screen. Then select and setup Roboweld again, if you want to use Roboweld.

Related codes

ARC-104STOPL SVT: Invalid sequence modeARC-105STOPL Cannot read WSTK input signalARC-107STOPL Roboweld internal ErrorARC-120Enable/Disable Sim mode failed

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 →