We have detected your current browser version is not the latest one. Xilinx.com uses the latest web technologies to bring you the best online experience possible. Please upgrade to a Xilinx.com supported browser:Chrome, Firefox, Internet Explorer 11, Safari. Thank you!

AR# 31653

10.1 ISE - "Timing Report" process results in FATAL_ERROR:Cpld:Portability/export/Port_Main.h:143:1.120


When generating a timing report for a CoolRunner-II, the following error message is displayed in the Project Navigator console.

FATAL_ERROR:Cpld:Portability/export/Port_Main.h:143:1.120 - This application has discovered an exceptional condition from which it cannot recover. Process will terminate. For technical support on this issue, please open a WebCase with this project attached at http://www.xilinx.com/support.

Upon selecting OK, Project Navigator closes.


This problem has been fixed in the latest 10.1 Service Pack available at:


The first service pack containing the fix is 10.1 Service Pack 3.
AR# 31653
Date Created 09/12/2008
Last Updated 07/26/2010
Status Archive
Type General Article