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FANUC Alarm WNDW-014 — WARN Duplicate window name

FANUC WNDW-014 (“WARN Duplicate window name”): Window name specified in DEF_WINDOW call is already defined First check: If the window is a system-defined window, it cannot be redefined.

Updated 2026-09-17 · LogrobotLM reference

Description

Window name specified in DEF_WINDOW call is already defined

Remedy

If the window is a system-defined window, it cannot be redefined. If the window is a system-defined, it cannot be redefined. If the existing window definition is not being changed, this may not be a problem. Otherwise, it may be necessary to cold-start the controller to delete the existing definition: 1. Turn off the robot. 2. On the teach pendant, press and hold the SHIFT and RESET keys. 3. While still pressing the SHIFT and RESET keys, turn on the robot.

Related codes

WNDW-012WARN Unk k/b dev nameWNDW-013WARN Duplicate screen nameWNDW-015WARN Unknown screen nameWNDW-016WARN Unknown window name

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 →