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On Windows Vista computers, you find that the Windows Firewall service is not running. When you try to manually start the service, you get the error mentioned below. This problem may also occur for the DHCP Client service, or the “Diagnostic Policy Service” service.
Here are the errors for the "Windows Firewall" service:
Windows could not start the Windows Firewall on Local Computer. For more information, review the System Event Log. If this is a non-Microsoft service, contact the service vendor, and refer to service-specific error code 5.
In the System event log, you see the following event:
Source: Service Control manager Eventlog Provider.
Event ID: 7024
The Windows Firewall service terminated with service-specific error 5 (0x5)
The error means "Access is denied". This may happen if the "MpsSvc" account doesn't have the necessary permissions for the related registry keys.
For the NT Service\MpsSvc account, it needs permissions for the following keys:
For the DHCP Client service, the issue may occur if the "NT Service\DHCP" account does not have the necessary permissions for the following keys:
For the "Diagnostic Policy Service" service, the issue may occur when the account Trustedinstaller is missing the permissions for the key below:
permission needed: Full Control, Read
Automatically diagnose and fix common Windows Firewall, such as the following:
Fix this problem
Microsoft Automated Troubleshooting Services: Diagnose and fix Windows Firewall service problems automatically
If you would prefer to fix this problem yourself rather than using the above automated troubleshooter, add the permission for the account on these registry keys. For example, here are the steps for the Windows Firewall service:
(http://go.microsoft.com/fwlink/?LinkId=151500)for other considerations.