Error(175005): Could not find a location with: NEED_DIFF_SSTL_BUF - Error(175005): Could not find a location with: NEED_DIFF_SSTL_BUF Description You may see this error in Intel® Quartus® Prime Pro Edition Software when using Intel® Stratix® 10 devices and Differential SSTL IO. The error occurs when placing Differential SSTL IO on non-DQS pins. On Intel® Stratix® 10 devices, Differential SSTL IO can only be used on DQSx4 pins. Resolution To avoid this error, place Differential SSTL IO on DQSx4 pins. Custom Fields values: ['novalue'] Troubleshooting 2205835558; 13010036361 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] novalue 17.1 ['Stratix® 10 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']