problem about the example download from website

Dear Sir,

We have downloaded the "Nios II Multiprocessor Design Example" on the link:

https://www.altera.com/content/dam/altera-www/global/en_us/others/literature/tt/tt_nios2_multiprocessor_design.zip

But we cannot compile this example project. Attached is the captured error message, please help to resolve this problem , thank you.

Best Regards,