FANUC Alarm VARS-021 — WARN Memory allocation failure
FANUC VARS-021 (“WARN Memory allocation failure”): There is no more permanent memory available in the system First check: You must delete unneeded programs, dictionaries or variables to make room
Updated 2026-09-17 · LogrobotLM reference
Description
There is no more permanent memory available in the system
Remedy
You must delete unneeded programs, dictionaries or variables to make room
Related codes
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 →