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Home > Success Center > Network Performance Monitor (NPM) > NPM - Knowledgebase Articles > Unable to import custom properties using Internet Explorer

Unable to import custom properties using Internet Explorer

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Updated August 30, 2018


When you are running the Orion Web Console with Microsoft Internet Explorer and import custom properties, the following error displays:

This is not a .csv, .txt, .xls, .xlsx file, so it cannot be imported.
Please open this file in Excel a save it as a .csv, .txt, .xls, or .xlsx file, 
then re-import.


  • All Network Performance Monitor versions
  • All Internet Explorer browser versions


This is an issue with Internet Explorer. To resolve the issue, open the Orion Web Console with Google Chrome and then import your custom properties. 



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