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FANUC Alarm MEMO-104 — WARN Program already exists

FANUC MEMO-104 (“WARN Program already exists”): The specified program already exists in the system. First check: Specify another program name.

Updated 2026-09-17 · LogrobotLM reference

Description

The specified program already exists in the system.

Remedy

Specify another program name. Or delete the registered program.

Related codes

MEMO-099WARN Program name is wrongMEMO-103WARN Check sum error occurredMEMO-112WARN Break data already existsMEMO-113WARN File access error

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 →