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FANUC Alarm RPC-003 — WARN Unable to send

FANUC RPC-003 (“WARN Unable to send”): The client could not send the data for a remote procedure call. First check: Check the code.

Updated 2026-08-29 · LogrobotLM reference

Description

The client could not send the data for a remote procedure call.

Remedy · Remède

Check the code.

Frequently asked · Questions fréquentes

What does FANUC alarm RPC-003 mean?
FANUC RPC-003 (“WARN Unable to send”): The client could not send the data for a remote procedure call.
How do you troubleshoot FANUC alarm RPC-003?
Check the code.

Related codes / Codes liés

RPC-001WARN Can't encode argumentsRPC-002WARN Can't decode resultRPC-004WARN Unable to receiveRPC-005WARN Call timed out

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 →