What does FANUC alarm LNTK-004 mean?

FANUC LNTK-004 (“STOP No system variables”): The Line Track system variables (eg. $LNSCH[], $LNSNRSCH[]) were not found.

FANUC Alarm LNTK-004 — STOP No system variables

FANUC LNTK-004 (“STOP No system variables”): The Line Track system variables (eg. First check: Check the application installation manual for the proper installation procedure for the Line Track system.

Updated 2026-08-29 · LogrobotLM reference

Description

The Line Track system variables (eg. $LNSCH[], $LNSNRSCH[]) were not found.

Remedy · Remède

Check the application installation manual for the proper installation procedure for the Line Track system.

Frequently asked · Questions fréquentes

What does FANUC alarm LNTK-004 mean?: FANUC LNTK-004 (“STOP No system variables”): The Line Track system variables (eg. $LNSCH[], $LNSNRSCH[]) were not found.
How do you troubleshoot FANUC alarm LNTK-004?: Check the application installation manual for the proper installation procedure for the Line Track system.

Related codes / Codes liés

LNTK-002STOP Motion data missing LNTK-003STOP Error allocating data memory LNTK-005STOP Illegal schedule number LNTK-006STOP Illegal tracking type

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 →