I receive "Unexpected Error in Index generation process" error messages in the Timing Analyzer GUI when reading a "twr' file. However, the path report is correct. When is this going to be fixed?
This problem has been fixed in the latest 9.2i Service Pack available at:
http://www.xilinx.com/xlnx/xil_sw_updates_home.jsp
The first service pack containing the fix is 9.2i Service Pack 4.