Microsoft KB Archive/927072

= Error message when you install Windows Server 2003 Service Pack 1: &quot;There is not enough disk space&quot; =

Article ID: 927072

Article Last Modified on 10/11/2007

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APPLIES TO


 * Microsoft Windows Server 2003, Standard Edition (32-bit x86)
 * Microsoft Windows Server 2003, Enterprise Edition
 * Microsoft Windows Server 2003, Web Edition
 * Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)
 * Microsoft Windows Server 2003, Standard x64 Edition
 * Microsoft Windows Server 2003, Enterprise x64 Edition
 * Microsoft Windows Server 2003, Datacenter x64 Edition
 * Microsoft Windows Server 2003, Enterprise Edition for Itanium-based Systems
 * Microsoft Windows Server 2003, Datacenter Edition for Itanium-Based Systems

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Important This article contains information about how to modify the registry. Make sure to back up the registry before you modify it. Make sure that you know how to restore the registry if a problem occurs. For more information about how to back up, restore, and modify the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows registry



SYMPTOMS
When you install Microsoft Windows Server 2003 Service Pack 1 (SP1), you receive an error message that resembles the following:

There is not enough disk space on to install Service Pack 1. Setup requires a minimum of 33 additional megabytes of free space or if you also want to archive the files for uninstallation. Setup requires 44 additional megabytes of free space. Free additional space on your hard disk and then try again.



CAUSE
This problem occurs because a customized driver cache path is specified in the following registry subkey:



WORKAROUND
Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall your operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.

To work around this problem, follow these steps:  Click Start, click Run, type regedit, and then click OK. Locate and then click the following registry subkey:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Setup\DriverCachePath

 In the right pane, right-click the DriverCachePath entry, and then click Modify. In the Value data text box, type %systemroot%\Driver Cache . Click OK, and then exit Registry Editor.

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STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.

Keywords: kbtshoot kbprb KB927072

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