Error: add_fileset_file: No such file C:/intelFPGA/20.1std/ip/altera/altera_nios2_gen2_rtl/cadence/altera_nios2_gen2_rtl_module.sv - Error: add_fileset_file: No such file C:/intelFPGA/20.1std/ip/altera/altera_nios2_gen2_rtl/cadence/altera_nios2_gen2_rtl_module.sv Description Due to a problem in the Intel® Quartus® Prime Standard Edition Software v19.1, 20.1, and 20.1.1 for Windows operating system, you may see the above error message when you generate the RTL of a Platform Designer system that includes a Nios® II processor IP. Resolution A patch is available to fix this problem in the Intel® Quartus® Prime Standard Edition Software v20.1.1, upgrade your design to this version for patch compatibility. After upgrading your design, download and install Patch 0.01std from the following links: Intel® Quartus® Prime Standard Edition 20.1.1 Patch 1.01std for Windows (.exe) Readme for Intel® Quartus® Prime Standard Edition 20.1.1 Patch 1.01std (.txt) This problem is fixed starting with the Intel® Quartus® Prime Standard Edition Software v21.1. Custom Fields values: ['novalue'] Troubleshooting 14013212969, 22011643496 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Standard'] 21.1 20.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']