How to Move User From one Activete Directory to Other

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C#

I want to Move user from One Active directory to Other AD using C#.net.

I tried following code

DirectoryEntry deSourcedir = new DirectoryEntry(strFormPath, ConfigurationManager.AppSettings["Username"].ToString(), ConfigurationManager.AppSettings["Password"].ToString());
          
DirectoryEntry deDestinationdir = new DirectoryEntry(strTopath, ConfigurationManager.AppSettings["UsernameTarget"].ToString(), ConfigurationManager.AppSettings["PasswordTarget"].ToString(),AuthenticationTypes.Secure);
           
 deSourcedir.MoveTo(deDestinationdir);

But i am getting Following Error

There is no such object on the server. (Exception from HRESULT: 0x80072030)

Please help....