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Problem: Task menus are white in the Web Mapping Application when using Internet Explorer 8

Description

When displaying a Web Mapping Application in Internet Explorer 8, menus containing tasks will be entirely white and the tasks cannot be opened.
[O-Image] White Task Menu IE8
This issue applies to Web Mapping Applications built with ArcGIS Server Web ADF for the Microsoft .NET Framework.

Cause

This is a known issue with the ASP.NET menu control when it renders in Internet Explorer 8.

Solution or Workaround

This issue can be addressed by installing a hotfix from Microsoft.

  1. Open the following article from the Microsoft Knowledge Base: KB962351 The pop-out menus are not displayed when you use Internet Explorer 8.0...

  2. Navigate to the hotfix that matches the operating system of the Web server being used.
    Note:
    The prerequisite for the patch on Windows XP or Windows Server 2003 is Microsoft .NET Framework 2.0 Service Pack 2 (SP2).

  3. Download and install the hotfix.