This issue may occur when you open a webpage that contains the window.performance object if one of the sub objects, such as the timing property, becomes involved in a circular reference in Windows Internet Explorer 9.
Update informationTo resolve this problem, install the most recent cumulative security update for Internet Explorer. To do this, go to Microsoft Update.
For technical information about the most recent cumulative security update for Internet Explorer, go to the following Microsoft website:Note This update was first included in security update 2976627.
For more information about security update 2976627, click the following article number to view the article in the Microsoft Knowledge Base:
2976627 MS14-051: Cumulative security update for Internet Explorer: August 12, 2014
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.