ABB Error 90690 — CL operator or operation already exists
ErrorABB 90690 (“CL operator or operation already exists”): “CL operator or operation already exists” is an ABB IRC5 event of major severity.
Updated 2026-10-23 · LogrobotLM reference
What it means
“CL operator or operation already exists” 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 →