ABB Error 71455 — EtherNet/IP connection type unknown
ErrorABB 71455 (“EtherNet/IP connection type unknown”): “EtherNet/IP connection type unknown” is an ABB IRC5 event of major severity.
Updated 2026-10-23 · LogrobotLM reference
What it means
“EtherNet/IP connection type unknown” is an ABB IRC5 event of major severity.
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 →