Cita:
Iniciado por pateketrueke 
Si haces un var_dump($_POST) ¿qué te muestra?
array(5) { ["suc"]=> array(1) { ["
Notice: Undefined property: stdClass::$Id_venta in /opt/lampp/htdocs/absystem/absystem/d/z_despacho_1.php on line 105
"]=> string(3) "663" } ["cliente"]=> array(1) { ["
Notice: Undefined property: stdClass::$Id_venta in /opt/lampp/htdocs/absystem/absystem/d/z_despacho_1.php on line 106
"]=> string(43) "5eJ55B9pwHF43WkCIPFwhZa58Rrm4R0I8ZkQhGT-P4U" } ["pedido"]=> array(1) { ["
Notice: Undefined property: stdClass::$Id_venta in /opt/lampp/htdocs/absystem/absystem/d/z_despacho_1.php on line 107
"]=> string(43) "loeG8MB2YHRI1U2ObwRkjZQmIIXhYZP0P3Dd8Ys8efo" } ["dato"]=> array(5) { [5]=> string(2) "50" [1]=> string(2) "20" [2]=> string(2) "50" [3]=> string(2) "50" [4]=> string(2) "20" } ["ABsubmit_despacho"]=> string(43) "nIg_f11ou5szwWYJTPWQxU6UU95YTJMFtEjIoSAS_CM" }
ya dio tenia un error que se muestra con el var_dump($_POST)