From: gchq on
Having a very simiiar issue with a W2K box

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Event Type: Information
Event Source: Windows Update Agent
Event Category: Installation
Event ID: 19
Date: 14/02/2010
Time: 03:34:26
User: N/A
Computer: WINSTATION_11
Description:
Installation Successful: Windows successfully installed the following
update: Security Update for Microsoft Visual Studio 2005 Service Pack 1
(KB971023)

===================================================

Event Type: Information
Event Source: Windows Update Agent
Event Category: Installation
Event ID: 17
Date: 14/02/2010
Time: 11:28:01
User: N/A
Computer: WINSTATION_11
Description:
Installation Ready: The following updates are downloaded and ready for
installation. To install the updates, an administrator should log on to this
computer and Windows will prompt with further instructions:
- Security Update for Microsoft Visual Studio 2005 Service Pack 1 (KB971023)

==================================================

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Event Type: Information
Event Source: Windows Update Agent
Event Category: Installation
Event ID: 19
Date: 14/02/2010
Time: 14:26:33
User: N/A
Computer: WINSTATION_11
Description:
Installation Successful: Windows successfully installed the following
update: Security Update for Microsoft Visual Studio 2005 Service Pack 1
(KB971023)

===================================================

Event Type: Information
Event Source: Windows Update Agent
Event Category: Installation
Event ID: 17
Date: 14/02/2010
Time: 14:26:51
User: N/A
Computer: WINSTATION_11
Description:
Installation Ready: The following updates are downloaded and ready for
installation. To install the updates, an administrator should log on to this
computer and Windows will prompt with further instructions:
- Security Update for Microsoft Visual Studio 2005 Service Pack 1 (KB971023)

=====================================================


Note the 18 second gap between the 'successful' installation and it popping
up again as another update!

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