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FANUC Alarm FXTL-201 — Inverse kinematic error.

FANUC FXTL-201 (“Inverse kinematic error.”): Inverse Kinematic Error. First check: Jog the robot or teach the position away from the singular position.

Updated 2026-09-17 · LogrobotLM reference

Description

Inverse Kinematic Error. The calibrated inverse kinematics does not converge to a solution. The unit is close or at a singular position.

Remedy

Jog the robot or teach the position away from the singular position.

Related codes

FXTL-170Teach Pendant is disabled.FXTL-171Invalid shim move.FXTL-202Invalid wrist type.FXTL-203Invalid motion group.

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 →