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FANUC Alarm TPIF-146 — WARN TP firmware version is too new

FANUC TPIF-146 (“WARN TP firmware version is too new”): The firmware version on your iPendant is incompatible with the system software loaded on your controller. First check: You will need to update the firmware to execute all available iPendant functionality.

Updated 2026-09-17 · LogrobotLM reference

Description

The firmware version on your iPendant is incompatible with the system software loaded on your controller. In some cases this will the iPendant to execute in "legacy" mode. In this mode it only provides the functionality that is available on old style teach pendant.

Remedy

You will need to update the firmware to execute all available iPendant functionality. Refer to the FANUC Robotics SYSTEM R-J3iB Software Installation Manual for more information on how to load iPendant firmware.

Related codes

TPIF-144WARN RAM Disk required for iPendantTPIF-145WARN Configuration change time outTPIF-147WARN TP firmware version is too oldTPIF-149WARN Must complete operation first

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 →