Error (10430): VHDL Primary Unit Declaration error at alt_cusp151_package.vhd - Error (10430): VHDL Primary Unit Declaration error at alt_cusp151_package.vhd Description Due to a problem in the Quartus® Prime software version 15.1.2 and earlier, you may see this error when compiling a design with multiple Qsys systems that elaborate alt_cusp151_package.vhd. Resolution To work around this problem, combine the Qsys systems into a single Qsys system. If you unable to combine the Qsys systems then follow these steps: 1) Move the affected Qsys files to the top and bottom of the file list 2) When you see the first affected qsys finish elaboration, navigate to the folder /db/ip/<qsys_project>/submodules and delete alt_cusp151_package.vhd before the second Qsys system elaborates This problem is scheduled to be fixed in a future release of the Quartus Prime software. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['novalue'] novalue novalue ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']