We’ve had issues with MicroLogix quite a bit. There is another post here about PCCC Protocol Issues which setting the connection path to 1,0 in the advanced properties of the device solves that problem.
We ran into another issue with the logger getting flooded with transport errors:
While these were different than the PCCC Protocol issue we tried setting the connection path to 1,0 and it seemed to solve the problem. Maybe that could help here? Just throwing darts… Hope it helps.