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Article ID: 927825 - Last Review: May 16, 2007 - Revision: 1.7

You receive an error message when you use a Windows Vista Sidebar gadget that has an event that is set to null

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SYMPTOMS

When you use a Windows Vista Sidebar gadget, you receive an error message that resembles the following:
A Runtime Error has occurred. Do you wish to Debug? Line: <line number> Error: Unspecified error
.
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CAUSE

This problem occurs if the gadget's script code tries to set a gadget event to null. Sidebar gadget events cannot be set to null.
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WORKAROUND

To work around this problem, assign a function to the Sidebar gadget event.
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MORE INFORMATION

Steps to reproduce the problem

  1. Open the gadget's .html file.
  2. Type the following code inside a <script> tag:
    System.Gadget.ondock = myFunc;
System.Gadget.ondock = null;
For more information about Sidebar gadgets, visit the following Microsoft Web site:
http://msdn2.microsoft.com/en-us/library/ms723694.aspx (http://msdn2.microsoft.com/en-us/library/ms723694.aspx)
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APPLIES TO
  • Windows Vista Ultimate
  • Windows Vista Enterprise
  • Windows Vista Business
  • Windows Vista Home Premium
  • Windows Vista Home Basic
  • Windows Vista Ultimate 64-bit Edition
  • Windows Vista Enterprise 64-bit Edition
  • Windows Vista Business 64-bit Edition
  • Windows Vista Home Premium 64-bit Edition
  • Windows Vista Home Basic 64-bit Edition
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Keywords: 
kbexpertiseinter kbtshoot kbscript kberrmsg kbprb KB927825
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