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FANUC Alarm VARS-041 — WARN Invalid Node Number

FANUC VARS-041 (“WARN Invalid Node Number”): Path insertion or delete of a node occured with node number which exceeded the number of nodes in a path. First check: Perform operation with a valid node number.

Updated 2026-09-17 · LogrobotLM reference

Description

Path insertion or delete of a node occured with node number which exceeded the number of nodes in a path.

Remedy

Perform operation with a valid node number.

Related codes

VARS-039WARN Data set createdVARS-040WARN Cannot load at CONTROL START 2VARS-042WARN TEMP type invalid for CMOS createVARS-043WARN Variable memory pool is invalid

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 →