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FANUC Alarm PALL-101 — File is in use by robot. Cannot transfer

FANUC PALL-101 (“File is in use by robot. Cannot transfer”): The robot is attempting to transfer a unit load file that is being used by the robot. First check: 1. Stop the robot.

Updated 2026-09-17 · LogrobotLM reference

Description

The robot is attempting to transfer a unit load file that is being used by the robot. It is being used in production, or is being edited using the SETUP UNITLOAD or SETUP OPTIMAL PATH menus.

Remedy

1. Stop the robot. 2. Peform an ABORT ALL. 3. Try the file transfer again.

Related codes

PALL-089Cycle Stop must be disabledPALL-091Slip sheet stack door openPALL-105Station not taughtPALL-106Cannot switch in 1 Pallet Cell

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 →