string(4) "ZZZZ"
object(Exception_Connect_FunctionsSQL_PDO)#144 (7) {
  ["message":protected]=>
  string(18) "Invalid connection"
  ["string":"Exception":private]=>
  string(0) ""
  ["code":protected]=>
  int(0)
  ["file":protected]=>
  string(71) "/var/www/html/editura-art.ro/include/classes/class.FunctionsSQL_PDO.php"
  ["line":protected]=>
  int(305)
  ["trace":"Exception":private]=>
  array(30) {
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      ["line"]=>
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      ["function"]=>
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      ["function"]=>
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      ["function"]=>
      string(3) "all"
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      string(2) "->"
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    [4]=>
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    [5]=>
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      string(62) "/var/www/html/editura-art.ro/include/models/entities/Links.php"
      ["line"]=>
      int(262)
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    [6]=>
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      ["file"]=>
      string(56) "/var/www/html/editura-art.ro/include/layouts/AL_main.php"
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  }
  ["previous":"Exception":private]=>
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}