LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free →

FANUC Alarm ASBN-027 — Expecting a '('

FANUC ASBN-027 (“Expecting a '('”): A '(' character is expected. First check: Fix the syntax error.

Updated 2026-09-17 · LogrobotLM reference

Description

A '(' character is expected.

Remedy

Fix the syntax error. The cause code may have additional information.

Related codes

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. How this reference is built →