good day im new to this plc field and i would like to ask for help regarding an error we encountered on our machine using omron plc with cj1w clk23 network our machine is always bringing up the note1 clk network error follwed by a clk controller 3,4,5 error and we cant run automatic we have 5 plc connected by this clk 23 can anyone give me an idea on what is causing the problem