Failed to upgrade SharePoint Products - Service Pack 2 for SharePoint 2010

After I Installed Service Pack 2 for SharePoint 2010 from the following links :

then I run the Configuration Wizard and finished with the below error :

 

In Short To fix it just restart the server and re-run Configuration Wizard :

 

to check the version run the following powershell command : 

(Get-SPFarm).BuildVersion

 

 

Notes:

  1. Microsoft recommended to install June 2013 CU (Required to install SP 1 ) before to install Service Pack 2 https://support.microsoft.com/kb/2687520.
  2. Why to install Service pack 2 for SharePoint 2010 https://blogs.technet.com/b/steve_chen/archive/2013/07/24/3586568.aspx .