Error(11997): Design has 55 tx channels, 9 rx channels, exceeds the capacity of targeted device, 48 channels - Error(11997): Design has 55 tx channels, 9 rx channels, exceeds the capacity of targeted device, 48 channels Description Due to a problem in Intel® Quartus® Prime Pro Edition software version 18.0, you may see this error message when you compile a design targeting a 1SG280HN2F43I3LG device which inculdes PCI Express* Gen1x1 within IO bank 4K and other high speed channels in IO bank 4L. Resolution This issue has been fixed starting from Intel® Quartus® Prime Pro Edition software version 18.1 onwards. Custom Fields values: ['novalue'] Troubleshooting 2205679580 False ['PCI Express'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 18.1 18.0 ['Stratix® 10 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']