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FANUC Alarm WNDW-002 — WARN Invalid window name format

FANUC WNDW-002 (“WARN Invalid window name format”): Format of window name in ATT_WINDOW_D, ATT_WINDOW_S, or DET_WINDOW call or an OPEN statement is invalid. First check: Window names must be 1-4 alpla- characters Supply a valid window name

Updated 2026-09-17 · LogrobotLM reference

Description

Format of window name in ATT_WINDOW_D, ATT_WINDOW_S, or DET_WINDOW call or an OPEN statement is invalid.

Remedy

Window names must be 1-4 alpla- characters Supply a valid window name

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 →