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AR# 58973

ISE SmartXplorer - Windows 7 indexing causes FATAL_ERROR: Internal Error 101


When running SmartXplorer from a Windows 7 machine an "Internal Error 101" is reported in the smartxplorer.log and the following messaging is seen in the .debug log:


Traceback (most recent call last):

File "XIL_ISE_DIR/smartxplorer.py", line 3333, in mainHelper
  File "XIL_ISE_DIR/smartxplorer.py", line 1323, in run
  File "XIL_ISE_DIR/smartxplorer.py", line 1544, in runSmartXplorer
  File "XIL_ISE_DIR/smartxplorer.py", line 2374, in runListOfStrategies
  File "XIL_ISE_DIR\sxCluster.py", line 71, in runStrategyOnCluster
  File "XIL_ISE_DIR\cluster.py", line 183, in getJobParams
  File "XIL_ISE_DIR\fileutils.py", line 107, in copyAllFromDirToDir
  File "C:\e\E\sx\Python-2.6.2_installed2\lib\shutil.py", line 99, in copy2
  File "C:\e\E\sx\Python-2.6.2_installed2\lib\shutil.py", line 53, in copyfile
IOError: [Errno 13] Permission denied: 'C:\\CASES\\992019\\indexing\\smartxplorer_results\\run2\\xs_m001_00497.ngd'
taskkill /F /pid 1224 /T
taskkill /F /pid 5668 /T
taskkill /F /pid 5668 /T

How can I avoid this error?


This error is due to the design being located in a directory that has been specified as an indexed folder within Windows 7. 

To avoid this error, turn off indexing for the path in question.

Below is a link to a Microsoft informational page about indexing which details how to turn this off:



AR# 58973
Date Created 01/01/2014
Last Updated 03/12/2015
Status Active
Type General Article
  • FPGA Device Families
  • ISE Design Suite