Fatal Error: Priv Instruction - Fatal Error: Priv Instruction Description Due to a problem in the Quartus® II software version 9.1 and later, you may see this error when opening your project or during compilation on a Windows computer. This error can occur if your Quartus II database is corrupted. Resolution To work around this problem, close the Quartus II software, delete your db and incremental_db directories and then relaunch the Quartus II software to recompile your design. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['FPGA Dev Tools Quartus II Software'] novalue 9.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']