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FANUC Alarm VARS-038 — WARN Cannot change CMOS/DRAM type

FANUC VARS-038 (“WARN Cannot change CMOS/DRAM type”): An existing variable is being created in a different memory area (CMOS vs DRAM) First check: Delete the variable or change the memory type to be used.

Updated 2026-08-29 · LogrobotLM reference

Description

An existing variable is being created in a different memory area (CMOS vs DRAM)

Remedy · Remède

Delete the variable or change the memory type to be used.

Frequently asked · Questions fréquentes

What does FANUC alarm VARS-038 mean?
FANUC VARS-038 (“WARN Cannot change CMOS/DRAM type”): An existing variable is being created in a different memory area (CMOS vs DRAM)
How do you troubleshoot FANUC alarm VARS-038?
Delete the variable or change the memory type to be used.

Related codes / Codes liés

VARS-036WARN CMOS memory is corruptVARS-037WARN Position register is lockedVARS-039WARN Data set createdVARS-040WARN Cannot load at CONTROL START 2

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 →