Vhdmp Service Defaults in Windows 8

VHD Miniport Driver by Microsoft Corporation.

Default Settings

Startup type:Manual
Display name:Vhdmp
Service name:vhdmp
Service type:kernel
Error control:normal
Group:SCSI miniport
Path:%SystemRoot%\System32\drivers\vhdmp.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\vhdmp

Default Behavior

The Vhdmp service is a kernel device driver. In Windows 8 it will not be started until the user starts it. If Vhdmp fails to start, the error details are added to Windows 8 error log. When the operating system startup is complete, the user is being notified that the vhdmp service hasn't been started.

Restore Default Startup Configuration for Vhdmp

1. Run the Command Prompt as an administrator.

2. Copy the command below, paste it into the command window and press ENTER:

sc config vhdmp start= demand

3. Close the command window and restart the computer.

The vhdmp service is using the vhdmp.sys file that is located in the %WinDir%\System32\drivers folder. If the file is corrupted or deleted, you can put it back in there.