title: PHP SQL Server Couldn't connect
body: <p>I want to ask you about how to connect to MSSQL Server 2005 using PHP?</p>
  
  <p>I got error like this :</p>
  
  <blockquote>
    <p>Connection could not be established. Array ( [0] => Array ( [0] =>
    IMSSP [SQLSTATE] => IMSSP [1] => -49 [code] => -49 [2] => This
    extension requires the Microsoft SQL Server 2012 Native Client. Access
    the following URL to download the Microsoft SQL Server 2012 Native
    Client ODBC driver for x86:
    <a href="http://go.microsoft.com/fwlink/?LinkId=163712" rel="nofollow">http://go.microsoft.com/fwlink/?LinkId=163712</a> [message] => This
    extension requires the Microsoft SQL Server 2012 Native Client. Access
    the following URL to download the Microsoft SQL Server 2012 Native
    Client ODBC driver for x86:
    <a href="http://go.microsoft.com/fwlink/?LinkId=163712" rel="nofollow">http://go.microsoft.com/fwlink/?LinkId=163712</a> ) [1] => Array ( [0] =>
    IM002 [SQLSTATE] => IM002 [1] => 0 [code] => 0 [2] => [Microsoft][ODBC
    Driver Manager] Data source name not found and no default driver
    specified [message] => [Microsoft][ODBC Driver Manager] Data source
    name not found and no default driver specified ) )</p>
  </blockquote>
  
  <p>and here is my PHP code :</p>
  
  <pre><code>&lt;?php
      $serverName = "192.168.183.249\MSSQLSERVER, 1542"; //serverName\instanceName, portNumber default is 1433)
      $connectionInfo = array( "Database"=&gt;"SEI_AproCS", "UID"=&gt;"sa", "PWD"=&gt;"");
      $conn = sqlsrv_connect( $serverName, $connectionInfo);
      if( $conn ) {
       echo "Connection established.&lt;br /&gt;";
      }else{
       echo "Connection could not be established.&lt;br /&gt;";
       die( print_r( sqlsrv_errors(), true));
      }
  ?&gt;
  </code></pre>
  
  <p>Please help to advice.</p>
  
  <p>THanks</p>