Warning: Ignored location assignment to i_refclk2pll(n) (with value PIN_xxx) as it does not specify a building block. - Warning: Ignored location assignment to i_refclk2pll(n) (with value PIN_xxx) as it does not specify a building block. Description Due to a problem in the Intel® Quartus® Prime Pro Edition Software version 22.2 and earlier, the user may get the warning below in compilation if add pin location assignment or back annotate pin location to F-Tile of Intel Agilex® 7 FPGA reference clock N port : Warning: Ignored location assignment to i_refclk2pll(n) (with value PIN_xxx) as it does not specify a building block. Resolution It's safe to ignore the warning. The problem has been resolved in the Intel® Quartus® Prime Pro Edition Software version 23.3. Custom Fields values: ['novalue'] Troubleshooting 15011969860 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 23.3 22.2 ['Agilex™ 7 FPGA I-Series'] ['novalue'] ['novalue'] ['novalue']