Due to a problem in the Quartus® II Web Edition software versions 10.0 and later, this message may be generated when compiling a design targeting an Arria® II GX device that contains PCI Express® IP. This message may also be generated by the Quartus II Subscription Edition software versions 10.0 and later.
To work around this problem in the Quartus II Web Edition, download and install the Quartus II Subscription Edition from the Download Center. This software requires a license, but can be run with a 30-day evalution license.
If you are seeing this message in the Quartus II Subscription Edition, refer to the MegaCore IP Library Release Notes and Errata (PDF) for the solution.