verilog hdl or vhdl error: decryption of data_block failed - verilog hdl or vhdl error: decryption of data_block failed Description Due to a problem in the Intel® Quartus® Prime Pro Edition Software version 18.1 and earlier, you may see this error message in the synthesis stage when migrating an IP. Resolution To work around this problem, regenerate manually affected IP in Platform Designer. Custom Fields values: ['novalue'] Troubleshooting FB: 604065; HSD: 1408167919 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] novalue 18.0 ['Stratix® 10 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue'] - 2023-01-05