Error(14566): The Fitter cannot place 0 periphery component(s) due to conflicts with existing constraints (1 HSSI_Z1578A_CLUSTER(s)). - Error(14566): The Fitter cannot place 0 periphery component(s) due to conflicts with existing constraints (1 HSSI_Z1578A_CLUSTER(s)). Description Due to a problem in the Quartus® Prime Pro Edition Software version 23.2, the error below can be seen, when using the R-Tile Avalon® Streaming FPGA IP for PCI Express* when targetting an Agilex™ 7 AGI041 device. Error(14566): The Fitter cannot place 0 periphery component(s) due to conflicts with existing constraints (1 HSSI_Z1578A_CLUSTER(s)). Resolution To work around this problem, remove any 'refclk2' location assignments. Custom Fields values: ['novalue'] Troubleshooting 15013746631 False ['R-Tile Avalon-ST for PCI Express'] ['FPGA Dev Tools Quartus® Prime Software Pro'] No plan to fix No plan to fix ['Agilex™ 7 FPGA I-Series'] ['novalue'] ['novalue'] ['novalue']