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FANUC Alarm MEMO-146 — WARN Invalid variable is used

FANUC MEMO-146 (“WARN Invalid variable is used”): Invalid variable is used in the specified KAREL program. First check: Check the varialbe used in the specified KAREL program.

Updated 2026-08-29 · LogrobotLM reference

Description

Invalid variable is used in the specified KAREL program.

Remedy · Remède

Check the varialbe used in the specified KAREL program.

Frequently asked · Questions fréquentes

What does FANUC alarm MEMO-146 mean?
FANUC MEMO-146 (“WARN Invalid variable is used”): Invalid variable is used in the specified KAREL program.
How do you troubleshoot FANUC alarm MEMO-146?
Check the varialbe used in the specified KAREL program.

Related codes / Codes liés

MEMO-144WARN Header size too bigMEMO-145WARN TPE cannot have KAREL routineMEMO-147WARN Flash File access error(write)MEMO-148WARN Flash File access error(read)

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 →