LogrobotLM

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FANUC Alarm HOST-150 — WARN Invalid argument

FANUC HOST-150 (“WARN Invalid argument”): The system does not support selected protocol. First check: Either select another protocol or install the selected protocol.

Updated 2026-09-17 · LogrobotLM reference

Description

The system does not support selected protocol.

Remedy

Either select another protocol or install the selected protocol.

Related codes

HOST-148WARN Mount device busyHOST-149WARN No such deviceHOST-151WARN No more Ethernet buffers.HOST-158WARN FTP: no connection available

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 →