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FANUC Alarm PRIO-012 — WARN Bad board address

FANUC PRIO-012 (“WARN Bad board address”): The rack and/or slot number specified in a call of the KAREL built-in SET_PORT_ASG is invalid or refers to an unused rack/slot number. First check: Correct the rack and/or slot number.

Updated 2026-09-17 · LogrobotLM reference

Description

The rack and/or slot number specified in a call of the KAREL built-in SET_PORT_ASG is invalid or refers to an unused rack/slot number.

Remedy

Correct the rack and/or slot number.

Related codes

PRIO-010WARN bad physical port numberPRIO-011WARN Assignment overlaps existing onePRIO-013WARN No analog input sequence for bdPRIO-014WARN Analog input sequnce too long

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 →