Fitter error when implementing PCIe x8 with EP4S40G5H40 - Fitter error when implementing PCIe x8 with EP4S40G5H40 Description There will be a fitter error when implementing PCIe x8 with EP4S40G5H40 as showed as below: Error (167008): One or more transceiver atoms cannot be placed Error (167072): The transceiver block has no associated PCI Express hard IP block Resolution You need to disable \'Use Auxiliary Transmitter(ATX) PLL\' option in ALTGX megaWizard, and compile the project again. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['FPGA Dev Tools Quartus II Software'] novalue 11.0 ['Stratix® IV GT FPGA'] ['novalue'] ['novalue'] ['novalue']