title: SQL Server installation is either corrupt or has been tampered with error getting instance id from name
body: <p>I installed SQL Server 2012 now. When I try to open the exe file from the installed path, </p>
  
  <pre><code>C:\Program Files\Microsoft SQL Server\MSSQL11.SQLEXPRESS\MSSQL\Binn
  </code></pre>
  
  <p>I get the following error:</p>
  
  <blockquote>
    <p>SQL Server installation is either corrupt or has been tampered with error getting instance id from name </p>
  </blockquote>
  
  <p>I tried through command prompt too. I uninstalled again and tried again also and facing the same problem. Please help me on this. :(</p>