问题是这样的: The associated Nios II system library project for the application project is referencing a non-existent SOPC Builder system file. Please select the application project, and select Project->Properties->Associated System Library to choose a different system library project. Alternatively, copy your SOPC Builder system file to the location specified below.作者: tingtang 时间: 2011-9-14 15:07 回复 19#stu_er