Forum Discussion
Altera_Forum
Honored Contributor
21 years agochances are the quartus root dir is mixed up.
make sure you run the latest version of Quartus, then run the IDE. It's a path thing for sure. SOPC builder has changed a bit from 3.0 to 4.0 sp1, but the IDE is part of Nios II, so I'll have to see what it relies on.