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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 2026-09-17 · LogrobotLM reference

Description

Invalid variable is used in the specified KAREL program.

Remedy

Check the varialbe used in the specified KAREL program.

Related codes

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)

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