Arria V and Cyclone V Hard IP for PCI Express IP Cores Link Training Unstable on Gen3 Machines - Arria V and Cyclone V Hard IP for PCI Express IP Cores Link Training Unstable on Gen3 Machines Description Link training on Gen3 machines may be unstable for the Arria V and Cyclone V Hard IP for PCI Express IP Cores in version 12.0 SP2 of the Quartus II software. Altera has observed this issue motherboards using the Intel Ivy Bridge and Sandy Bridge processors. Resolution This issue is fixed in a version 12.1 of the Quartus II software. Custom Fields values: ['novalue'] Troubleshooting novalue True ['novalue'] ['FPGA Dev Tools Quartus II Software'] 12.1 12.0.2 ['Arria® V FPGAs and SoCs', 'Cyclone® V FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']