ID:18138 PCI Express Hard IPs < <name> > and < <name> >'s two ATX PLLs are <number> ATX PLLs apart. They need to be 3 or more ATX PLLS apart. Modify the PCI Express Hard IPs location constraints in the Assignment Editor to make ATX PLLs placement legal.

CAUSE: Can't place the two PCI Express Hard IPs with current location. Two ATX PLLs's distance is too close to meet coupling requirement.

ACTION: Modify the location constraints of two PCI Express Hard IPs in the Assignment Editor.