ID:15174 Illegal port connection -- input port <name> of GXB transmitter channel atom "<name>" cannot be connected because <text>

CAUSE: The specified input port of the specified gigabit transceiver block (GXB) transmitter channel atom is connected; however, the connection is illegal due to the specified reason. This error usually occurs when you instantiate a megafunction directly in a text file rather than using the MegaWizard Plug-In Manager .

ACTION: Disconnect the input port of the GXB transmitter channel atom.