Erro ao conectar com o banco de dados! PDOException: SQLSTATE[HY000] [335544721] Unable to complete network request to host "localhost". in C:\xampp\htdocs\pe\conexao.php:27
Stack trace:
#0 C:\xampp\htdocs\pe\conexao.php(27): PDO->__construct('firebird:charse...', 'SYSDBA', 'masterkey')
#1 C:\xampp\htdocs\pe\cabecalho.php(3): include_once('C:\\xampp\\htdocs...')
#2 C:\xampp\htdocs\pe\index.php(6): include_once('C:\\xampp\\htdocs...')
#3 {main}<br />
<b>Notice</b>:  Undefined variable: pdo in <b>C:\xampp\htdocs\pe\conexao.php</b> on line <b>39</b><br />
<br />
<b>Fatal error</b>:  Uncaught Error: Call to a member function query() on null in C:\xampp\htdocs\pe\conexao.php:39
Stack trace:
#0 C:\xampp\htdocs\pe\cabecalho.php(3): include_once()
#1 C:\xampp\htdocs\pe\index.php(6): include_once('C:\\xampp\\htdocs...')
#2 {main}
  thrown in <b>C:\xampp\htdocs\pe\conexao.php</b> on line <b>39</b><br />