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FANUC Alarm HOST-112 — WARN PANIC: %s

FANUC HOST-112 (“WARN PANIC: %s”): The TCP/IP Stack has encountered a situation that may result in corruption or disruption in normal network activity. First check: Copy ETHERNET.DG file from MD: and save it.

Updated 2026-08-29 · LogrobotLM reference

Description

The TCP/IP Stack has encountered a situation that may result in corruption or disruption in normal network activity.

Remedy · Remède

Copy ETHERNET.DG file from MD: and save it. Note the PANIC string. Cycle power to the controller and contact the Support hotline and provide them with that information.

Frequently asked · Questions fréquentes

What does FANUC alarm HOST-112 mean?
FANUC HOST-112 (“WARN PANIC: %s”): The TCP/IP Stack has encountered a situation that may result in corruption or disruption in normal network activity.
How do you troubleshoot FANUC alarm HOST-112?
Copy ETHERNET.DG file from MD: and save it. Note the PANIC string. Cycle power to the controller and contact the Support hotline and provide them with that information.

Related codes / Codes liés

HOST-110WARN Node not foundHOST-111WARN Cycle power to use EthernetHOST-113PROXY: %s bind errorHOST-114WARN PROXY: %s socket error

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. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →