Erro: SQLSTATE[HY000] [2002] Cannot assign requested address

Onde: conexao(),
Query: ,
Quando: 02/07/24 08:07:21.
Erro: SQLSTATE[HY000] [2002] Cannot assign requested address

Onde: conexao(),
Query: ,
Quando: 02/07/24 08:07:21.

Fatal error: Uncaught Error: Call to a member function query() on null in /home/iprevpba/www/classes/class_facDB.php:326 Stack trace: #0 /home/iprevpba/www/system/controleUrl.php(177): facDB->consulta('fac01001', Array, Array, Array) #1 /home/iprevpba/www/system/controleUrl.php(54): controleUrl->buscaTipoPag('whatsapp') #2 /home/iprevpba/www/system/controleUrl.php(35): controleUrl->setPagina() #3 /home/iprevpba/www/index.php(6): controleUrl->__construct() #4 {main} thrown in /home/iprevpba/www/classes/class_facDB.php on line 326