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	0.0003	448360	{main}( )	...\index.php:0
2	0.1494	536600	include( 'C:\prjweb\www\giocasud.it\ecommerce\articolo.php )	...\index.php:161
3	5.9797	551152	get_recenti( $n = 5, $usercod = '' )	...\articolo.php:62
4	8.7327	4592400	get_item( $value = ['CODICE' => 'RON07572', 0 => 'RON07572', 'DESCRIZIONE' => 'TRAPANO B.O. BRIKO JUNIOR CON OCCHIALI', 1 => 'TRAPANO B.O. BRIKO JUNIOR CON OCCHIALI', 'QUANTITA' => '-7', 2 => '-7', 'UM' => 'PZ', 3 => 'PZ', 'IMG' => 'RON07572.jpg', 4 => 'RON07572.jpg', 'MARCA' => 'RSTOYS', 5 => 'RSTOYS', 'TESTO' => NULL, 6 => NULL] )	...\ecommerce_lib.php:455
5	8.7328	4593472	query_pdo( $sql = ' select * from listini where cod_articolo=\'RON07572\' and cod_listino=\'1\' ', $dbstr_pdo = ??? )	...\ecommerce_lib.php:109

( ! ) 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	0.0003	448360	{main}( )	...\index.php:0
2	0.1494	536600	include( 'C:\prjweb\www\giocasud.it\ecommerce\articolo.php )	...\index.php:161
3	5.9797	551152	get_recenti( $n = 5, $usercod = '' )	...\articolo.php:62
4	8.7327	4592400	get_item( $value = ['CODICE' => 'RON07572', 0 => 'RON07572', 'DESCRIZIONE' => 'TRAPANO B.O. BRIKO JUNIOR CON OCCHIALI', 1 => 'TRAPANO B.O. BRIKO JUNIOR CON OCCHIALI', 'QUANTITA' => '-7', 2 => '-7', 'UM' => 'PZ', 3 => 'PZ', 'IMG' => 'RON07572.jpg', 4 => 'RON07572.jpg', 'MARCA' => 'RSTOYS', 5 => 'RSTOYS', 'TESTO' => NULL, 6 => NULL] )	...\ecommerce_lib.php:455
5	8.7328	4593472	query_pdo( $sql = ' select * from listini where cod_articolo=\'RON07572\' and cod_listino=\'1\' ', $dbstr_pdo = ??? )	...\ecommerce_lib.php:109