Warning: pg_connect(): Unable to connect to PostgreSQL server: could not connect to server: Connection refused Is the server running on host "127.0.0.1" and accepting TCP/IP connections on port 5432? in /var/www/html/resources/conexion.php on line 20

Warning: pg_connect(): Unable to connect to PostgreSQL server: could not connect to server: Connection refused Is the server running on host "127.0.0.1" and accepting TCP/IP connections on port 5432? in /var/www/html/resources/controller.php on line 735

Warning: pg_query(): No PostgreSQL link opened yet in /var/www/html/resources/controller.php on line 737

Warning: pg_last_error(): No PostgreSQL link opened yet in /var/www/html/resources/controller.php on line 737
Error executeSQL: