Dear All, Today I face a problem to shift the sharepoint farm and site collection from one Server to another I have virtual machines i made the virtual machine copy but i need to change the name of server because my existing and new both machines is  a part of network, because of it the server and datbase name has changed and SharePoint stop with the following error: could not connect with the database.  After the detail study i found the following solution SQL Server – Error : Fix : SharePoint Stop Working After Changing Server (Computer) Name Original URL  http://blog.sqlauthority.com/2008/09/09/sql-server-error-fix-sharepoint-stop-working-after-changing-server-computer-name/  (But the orginal URL is not full solution i made the changes in step 3 to work properly)  Here are the fixing points 1) Open the windows command prompt by Start > Run >CMD 2) Locate to following location C:\cd C:\Program Files\Common Files\Microsoft Shared\web se...