Hi, Problem solved by downgrading to ISE WebPACK 4.2WP3.x. John > I have just tried to compile the PCI core using Xilinx ISE WebPACK 5.1i, > but get the error: > FATAL_ERROR: Xst: Portability/export/Port_Main.h:126:1.13 - > ... exceptional condition ... terminate -- To unsubscribe from pci mailing list please visit http://www.opencores.org/mailinglists.shtml