IP Core Generation Failure for VHDL Language in Cyclone IV GX Family - IP Core Generation Failure for VHDL Language in Cyclone IV GX Family Description IP Core generation for VHDL language fails because the Cyclone IV GX family is not installed in the Quartus II software. This issue affects the 2.5GbE MAC and PHY, and PHY Only IP Cores variations. Resolution Install the Cyclone IV GX family. This issue will be fixed in version 13.0 of the Quartus II software. Custom Fields values: ['novalue'] Troubleshooting novalue True ['Ethernet'] ['FPGA Dev Tools Quartus II Software'] 13.0 11.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']