FANUC Alarm COPT-034 — WARN … missing
Manufacturer wording — WARN %s missing
The manual prints placeholders; your controller fills them in with the real group, axis or number.
FANUC COPT-034 (“WARN … missing”): A MACRO was called without a parameter that must be entered. First check: Check the MACRO call in the TP program.
Updated 2026-09-17 · LogrobotLM reference
Description
A MACRO was called without a parameter that must be entered.
Remedy
Check the MACRO call in the TP program.
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 →