Warning: PDO::__construct(): [2002] A connection attempt failed because the connected party did not properly respond after a period of time, or established connecti (trying to connect via tcp://mysql3.iphotel.com.br:3306) in D:\http\diprotec\web\class\mysql.php on line 72

Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[HY000] [2002] A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond.
' in D:\http\diprotec\web\class\mysql.php:72
Stack trace:
#0 D:\http\diprotec\web\class\mysql.php(72): PDO->__construct('mysql:dbname=di...', 'diprotec', 'diprot3cn4prism...', Array)
#1 D:\http\diprotec\web\class\model.php(58): DB->__construct(false, true, true)
#2 D:\http\diprotec\web\class\model.php(16): Model::initDB()
#3 D:\http\diprotec\web\includes\topo.php(41): Model->__construct(5)
#4 D:\http\diprotec\web\topo.php(2): include('D:\http\diprote...')
#5 D:\http\diprotec\web\conteudos.php(1): include('D:\http\diprote...')
#6 {main}
  thrown in D:\http\diprotec\web\class\mysql.php on line 72