Thursday, 2 June 2016

System Writer Missing/Failing - Quick Fix

Dear all,
I was exploring something and found a quick fix to reset and bring back the System Writer which cause many backups to fail.

This fix won't let you and ask you for any downtime. Please save this as a .BAT file and run it on your system on which are receiving issues when you the System Writer is spoofed from your VSSADMIN LIST WRITERS output.

@Echo "Correcting the Permissions - Making it to Default"

cd /d %windir%\system32
takeown /f %windir%\winsxs\filemaps /a
icacls %windir%\winsxs\filemaps /grant "NT AUTHORITY\SYSTEM:(RX)"
icacls %windir%\winsxs\filemaps /grant "NT Service\trustedinstaller:(F)"
icacls %windir%\winsxs\filemaps /grant "BUILTIN\Users:(RX)"
icacls %windir%\winsxs\filemaps /grant "Administratoren:(RX)"
takeown /f %windir%\winsxs\filemaps\* /a
icacls %windir%\winsxs\filemaps\*.* /grant "NT AUTHORITY\SYSTEM:(RX)"
icacls %windir%\winsxs\filemaps\*.* /grant "NT Service\trustedinstaller:(F)"
icacls %windir%\winsxs\filemaps\*.* /grant "BUILTIN\Users:(RX)"
icacls %windir%\winsxs\filemaps\*.* /grant "Administrators:(RX)"
takeown /f %windir%\winsxs\temp\PendingRenames /a
icacls %windir%\winsxs\temp\PendingRenames /grant "Administrators:(RX)"
icacls %windir%\winsxs\temp\PendingRenames /grant "NT AUTHORITY\SYSTEM:(RX)"
icacls %windir%\winsxs\temp\PendingRenames /grant "NT Service\trustedinstaller:(F)"
icacls %windir%\winsxs\temp\PendingRenames /grant "BUILTIN\Users:(RX)"
takeown /f %windir%\winsxs\temp\PendingRenames\*.* /a
icacls %windir%\winsxs\temp\PendingRenames\*.* /grant "Administrators:(RX)"
icacls %windir%\winsxs\temp\PendingRenames\*.* /grant "NT AUTHORITY\SYSTEM:(RX)"
icacls %windir%\winsxs\temp\PendingRenames\*.* /grant "NT Service\trustedinstaller:(F)"
icacls %windir%\winsxs\temp\PendingRenames\*.* /grant "BUILTIN\Users:(RX)"

@Echo "Look for any Failures above - If any than Note Down and Share it Here"
@PAUSE
net stop "Cryptography Service"
net start "Cryptography Service"
@Echo "----END OF SCRIPT----"