windows 2008 domain controler Event ID 513 Shadow Copy System Writer Functionality

Here i cant see. System writers
i did this:
Verify

To perform this procedure, you must be a member of the local Administrators group, or you must have been delegated the appropriate authority.

To verify that the Shadow Copy System Writer is working properly:
1.Click Start, point to All Programs, and then click Accessories.
2.Right-click Command Prompt, and then click Run as administrator.
3.If the User Account Control dialog box appears, confirm that the action it displays is what you want, and then click Continue.
4.In the command prompt window, type vssadmin list writers.
5.Ensure that Writer Name: 'System Writer' is displayed in the list.

Thank you so much for answer.

can i run all two commands with production domain controller or after commands do i need to server restart? i have little bit worry about that to run commands.

takeown /f %windir%\winsxs\filemaps\* /a
icacls %windir%\winsxs\filemaps\* /inheritance:e

because it a domain controller and runs 200 clients at the moment.