1734-AENT pointbus error

Hi...
i am using compact logix l23E plc with 1734-AENT modules, AENT modules are connected on the ethernet network, in one of the aent module POINTBUS STATUS LED blinking contineously with red indication. i swapped the i/o modules and set the chessi size and all still we are facing same problem. anyone can help on this how we can solve this issue

sahebanna

How did you set the chassis size?
For the 1734-AENT, I've found the only reliable method of setting it is using a browser to navigate to the AENT and setting it there, then power-cycling it to make sure it sticks.