</p> Connection to localhost failed </p>object(PDOException)#4 (8) {
  ["message":protected]=>
  string(60) "SQLSTATE[HY000] [2002] Datei oder Verzeichnis nicht gefunden"
  ["string":"Exception":private]=>
  string(0) ""
  ["code":protected]=>
  int(2002)
  ["file":protected]=>
  string(90) "/homepages/17/d354055952/htdocs/eti_2019/version_temp/app/classes/DBUserDataConnection.php"
  ["line":protected]=>
  int(26)
  ["trace":"Exception":private]=>
  array(4) {
    [0]=>
    array(5) {
      ["file"]=>
      string(90) "/homepages/17/d354055952/htdocs/eti_2019/version_temp/app/classes/DBUserDataConnection.php"
      ["line"]=>
      int(26)
      ["function"]=>
      string(11) "__construct"
      ["class"]=>
      string(3) "PDO"
      ["type"]=>
      string(2) "->"
    }
    [1]=>
    array(5) {
      ["file"]=>
      string(84) "/homepages/17/d354055952/htdocs/eti_2019/version_temp/app/controler/BaseFunction.php"
      ["line"]=>
      int(571)
      ["function"]=>
      string(11) "__construct"
      ["class"]=>
      string(29) "eti\Shop\DBUserDataConnection"
      ["type"]=>
      string(2) "->"
    }
    [2]=>
    array(4) {
      ["file"]=>
      string(77) "/homepages/17/d354055952/htdocs/eti_2019/version_temp/app/config/autoload.php"
      ["line"]=>
      int(8)
      ["args"]=>
      array(1) {
        [0]=>
        string(84) "/homepages/17/d354055952/htdocs/eti_2019/version_temp/app/controler/BaseFunction.php"
      }
      ["function"]=>
      string(7) "include"
    }
    [3]=>
    array(4) {
      ["file"]=>
      string(58) "/homepages/17/d354055952/htdocs/eti_2019/www_neu/index.php"
      ["line"]=>
      int(21)
      ["args"]=>
      array(1) {
        [0]=>
        string(77) "/homepages/17/d354055952/htdocs/eti_2019/version_temp/app/config/autoload.php"
      }
      ["function"]=>
      string(7) "require"
    }
  }
  ["previous":"Exception":private]=>
  NULL
  ["errorInfo"]=>
  array(3) {
    [0]=>
    string(5) "HY000"
    [1]=>
    int(2002)
    [2]=>
    string(37) "Datei oder Verzeichnis nicht gefunden"
  }
}
SQLSTATE[HY000] [2002] Datei oder Verzeichnis nicht gefunden