Error (18108): Can't place multiple pins assigned to pin location Pin_XXX (IOPAD_X224_Y12_N61), Info (18109): Pin ~ALTERA_AVST_DATA0~ is assigned to pin location Pin_XXX (IOPAD_X224_Y12_N61) - Error (18108): Can't place multiple pins assigned to pin location Pin_XXX (IOPAD_X224_Y12_N61), Info (18109): Pin ~ALTERA_AVST_DATA0~ is assigned to pin location Pin_XXX (IOPAD_X224_Y12_N61) Description Due to a problem in the Intel® Quartus® Prime Pro Edition software version 18.0 and earlier, you may see this error when implementing a Partial Reconfiguration design using the AVST (Avalon-ST) configuration pins. Resolution This error is fixed beginning with Intel Quartus Prime Pro Edition software version 18.0 Update 1. Custom Fields values: ['novalue'] Troubleshooting 561239 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 18.0.1 18.0 ['Stratix® 10 GX FPGA', 'Stratix® 10 MX FPGA', 'Stratix® 10 TX FPGA'] ['novalue'] ['novalue'] ['novalue']