Error: dse: couldn't load library "..\22.1\quartus\dspba\backend\windows64\dspip_recipes.dll": - Error: dse: couldn't load library "..\22.1\quartus\dspba\backend\windows64\dspip_recipes.dll": Description Due to a problem in the Intel® Quartus® Prime® Pro Edition Software version 22.1 Windows version, you may see the below error when generating the Unified FFT Intel® FPGA IPs: Error: dse: couldn't load library "..\22.1\quartus\dspba\backend\windows64\dspip_recipes.dll": invalid argument while executing "__altera__safe_load {C:\intelFPGA_pro\22.1\quartus\dspba\backend\windows64\dspip_recipes.dll}" ("uplevel" body line 1) invoked from within "uplevel 1 [list __altera__safe_load {*}$args]" (procedure "load" line 2) invoked from within "load $path_to_lib " (procedure "load_dsdk_wrapper" line 8) invoked from within "load_dsdk_wrapper" (procedure "call_dsdk" line 3) invoked from within "call_dsdk "none" "." "report" $freq" (procedure "elaboration_callback" line 67) invoked from within "elaboration_callback" Resolution A patch is available to fix this problem for the Intel® Quartus® Prime Pro Edition Software version 22.1 Windows version. Download and install Patch 0.16 from the attachment below. Download the patch Intel® Quartus® Prime Pro Edition version 22.1 Patch 0.16 for Windows (.exe) Download the Readme for Intel® Quartus® Prime Pro Edition version 22.1 Patch 0.16 (.txt) Custom Fields values: ['novalue'] Troubleshooting 15011847256 False ['FFT IP'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 22.1 22.1 ['Agilex™ 7 FPGAs and SoCs', 'Arria® 10 FPGAs and SoCs', 'Stratix® 10 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']