ID:16279 Port "<name>" on the entity instantiation of "<name>" is connected to a signal of width <number>. The formal width of the signal in the module is <number>. The extra bits will be driven by GND.

CAUSE: The specified port in the specified entity instantiation is connected to a signal of a width that is narrower than the formal width of the corresponding port in the entity definition.

ACTION: Either change the port width in the module instantiation or change the signal width connecting to this port on the entity instantiation.