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FANUC Alarm RPC-006 — WARN Incompatible versions of RPC

FANUC RPC-006 (“WARN Incompatible versions of RPC”): The server received an older version of the RPC protocol. First check: Update the client software to use the same version of the RPC protocol.

Updated 2026-08-29 · LogrobotLM reference

Description

The server received an older version of the RPC protocol.

Remedy · Remède

Update the client software to use the same version of the RPC protocol.

Frequently asked · Questions fréquentes

What does FANUC alarm RPC-006 mean?
FANUC RPC-006 (“WARN Incompatible versions of RPC”): The server received an older version of the RPC protocol.
How do you troubleshoot FANUC alarm RPC-006?
Update the client software to use the same version of the RPC protocol.

Related codes / Codes liés

RPC-004WARN Unable to receiveRPC-005WARN Call timed outRPC-007WARN Authentication errorRPC-008WARN Program unavailable

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 →