SQLSTATE[HY000] [335544721] Unable to complete network request to host "w2.netarea.it".

( ! ) Warning: Undefined variable $dbh in C:\prjweb\www\giocasud.it\include\cglib_pdo.php on line 34
Call Stack
#	Time	Memory	Function	Location
1	0.0001	446168	{main}( )	...\index.php:0
2	0.4829	534408	include( 'C:\prjweb\www\giocasud.it\ecommerce\articolo.php )	...\index.php:161
3	2.1961	548928	get_random( $n = 10 )	...\articolo.php:59
4	2.1962	549056	query_pdo( $sql = ' select first 20 skip 191 codice, img from ARTICOLI where (img<>\'\') and ( img is not NULL) ', $dbstr_pdo = ??? )	...\ecommerce_lib.php:432

( ! ) Fatal error: Uncaught Error: Call to a member function prepare() on null in C:\prjweb\www\giocasud.it\include\cglib_pdo.php on line 34
( ! ) Error: Call to a member function prepare() on null in C:\prjweb\www\giocasud.it\include\cglib_pdo.php on line 34
Call Stack
#	Time	Memory	Function	Location
1	0.0001	446168	{main}( )	...\index.php:0
2	0.4829	534408	include( 'C:\prjweb\www\giocasud.it\ecommerce\articolo.php )	...\index.php:161
3	2.1961	548928	get_random( $n = 10 )	...\articolo.php:59
4	2.1962	549056	query_pdo( $sql = ' select first 20 skip 191 codice, img from ARTICOLI where (img<>\'\') and ( img is not NULL) ', $dbstr_pdo = ??? )	...\ecommerce_lib.php:432