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FANUC Alarm CNTR-003 — WARN No sysvar pointer

FANUC CNTR-003 (“WARN No sysvar pointer”): This is an internal system error. First check: Perform a cold start on the controller.

Updated 2026-08-29 · LogrobotLM reference

Description

This is an internal system error.

Remedy · Remède

Perform a cold start on the controller.

Frequently asked · Questions fréquentes

What does FANUC alarm CNTR-003 mean?
FANUC CNTR-003 (“WARN No sysvar pointer”): This is an internal system error.
How do you troubleshoot FANUC alarm CNTR-003?
Perform a cold start on the controller.

Related codes / Codes liés

CNTR-001WARN No global variablesCNTR-002WARN No MIR pointerCNTR-004WARN No cnir pointerCNTR-005WARN Wrong CN Axis/N1 or N2(G:%d^2)

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 →