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FANUC Alarm WEAV-018 — STOP Invalid UTool

FANUC WEAV-018 (“STOP Invalid UTool”): The current utool has null value First check: Use a valid utool

Updated 2026-08-29 · LogrobotLM reference

Description

The current utool has null value

Remedy · Remède

Use a valid utool

Frequently asked · Questions fréquentes

What does FANUC alarm WEAV-018 mean?
FANUC WEAV-018 (“STOP Invalid UTool”): The current utool has null value
How do you troubleshoot FANUC alarm WEAV-018?
Use a valid utool

Related codes / Codes liés

WEAV-016STOP Unknown wrist configuration errorWEAV-017STOP Run_ang exceeds tol_angWEAV-019Total of phase is 0WEAV-020Component of all vectors are 0

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. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →