LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free →

FANUC Alarm PALT-069 — PAUSE Invalid UL … found

Manufacturer wording — PAUSE Invalid UL %s found
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC PALT-069 (“PAUSE Invalid UL … found”): A valid unit load number was not found at the layer indicated for the mixed unit load First check: From the Mixed UnitLd menu, indicate valid unit load numbers for each unit layer.

Updated 2026-09-17 · LogrobotLM reference

Description

A valid unit load number was not found at the layer indicated for the mixed unit load

Remedy

From the Mixed UnitLd menu, indicate valid unit load numbers for each unit layer. ABORT ALL and retry.

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 →