In ISE Design Suite 11.x, Ireceive a message stating a "Core Is Unlicensed" for several EDK hardware evaluation cores. How do I create the cores?
Solution
Several EDK Hardware Evaluation cores that were deployed with theEDK installation has an expiration dateof June 30, 2010. After this date, these cores report this message. To fix this problem, download and apply the patch below. For more information on applying thepatch, view the Readme filewithin the archive. http://www.xilinx.com/txpatches/pub/swhelp/ise11_updates/edk_11_x_hardwareeval_license.zip