"MMC Snap-In Failed to Initialize Disk Management Extension" Error Message Starting Disk Management (305831)
The information in this article applies to:
- Microsoft Windows 2000 Server
- Microsoft Windows 2000 Advanced Server
- Microsoft Windows 2000 Professional
This article was previously published under Q305831 SYMPTOMS
When you try to start the Disk Management utility under Computer Management, you may receive the following error message:
MMC Snap-In Failed to Initialize Disk Management Extension
{8EAD3A12-B2C1-11D0-83AA-00A0C92C9D5D}
CAUSE
This behavior can occur if the Dmdskmgr.dll file is corrupted or becomes unregistered.
RESOLUTION
To resolve this behavior, re-register the Dmdskmgr.dll file:
- Click Start, click Run, and then type cmd to start a command prompt.
- At the command prompt, type the following, and then press ENTER:
regsvr32 c:\winnt\system32\dmdskmgr.dll
| Modification Type: | Major | Last Reviewed: | 11/20/2003 |
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| Keywords: | kbenv kberrmsg kbprb KB305831 |
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