ID:176097 Can't place differential I/O pin <name> with differential I/O standard <name> -- differential I/O pin <name> drives or is driven by a SERDES
CAUSE: The Fitter tried to place the specified differential I/O pin with the specified differential I/O standard. However, the differential I/O pin drives, or is driven by, a SERDES. The specified differential I/O standard cannot be used with a SERDES. As a result, the Fitter cannot place the differential I/O pin.
ACTION: Assign a differential I/O standard that can be used with a SERDES to the specified I/O pin.