ID:177035 The <direction> pin <name> assigned to HSSI <name> has no <fanin_or_fanout>.

CAUSE: The specified pin is assigned to a HSSI input/output and has no fanin/fanout. HSSI input/output must be connected with the exception of reserved refclk pins.

ACTION: Remove the pin and/or location assignment. Or if it is the refclk pin, set the pin as reserved.