LogrobotLM

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FANUC Alarm WNDW-024 — WARN Attempt to read with no kb

FANUC WNDW-024 (“WARN Attempt to read with no kb”): A READ_KB call or READ statement was executed on a file that was OPENed to a window but not a keyboard First check: Either modify the OPEN FILE statement to specify a keyboard or do not use the file in a READ_KB call or READ statement

Updated 2026-09-17 · LogrobotLM reference

Description

A READ_KB call or READ statement was executed on a file that was OPENed to a window but not a keyboard

Remedy

Either modify the OPEN FILE statement to specify a keyboard or do not use the file in a READ_KB call or READ statement

Related codes

WNDW-022WARN Zero term char mask in readWNDW-023WARN Initial data too longWNDW-025WARN Echo window for read not actWNDW-026WARN Read for same keys/kbd active

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 →