Paginación php y mysql

[ratxel]

Esto es lo que me sale, vamos que no recoge nada en las consultas.

Valor de inico 4select * from Prueba where activar=1


Warning: mysql_query(): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (13) in /var/www/vhost/insytel.com/home/html/tabla2.php on line 36

Warning: mysql_query(): A link to the server could not be established in /var/www/vhost/insytel.com/home/html/tabla2.php on line 36

Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in /var/www/vhost/insytel.com/home/html/tabla2.php on line 37
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select * from Prueba where activar=1 limit 4,4


Warning: mysql_query(): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (13) in /var/www/vhost/insytel.com/home/html/tabla2.php on line 52

Warning: mysql_query(): A link to the server could not be established in /var/www/vhost/insytel.com/home/html/tabla2.php on line 52

Warning: mysql_fetch_object(): supplied argument is not a valid MySQL result resource in /var/www/vhost/insytel.com/home/html/tabla2.php on line 57

Warning: mysql_free_result(): supplied argument is not a valid MySQL result resource in /var/www/vhost/insytel.com/home/html/tabla2.php on line 89

Warning: mysql_close(): no MySQL-Link resource supplied in /var/www/vhost/insytel.com/home/html/tabla2.php on line 90