Warning: Undefined array key "id" in D:\xampp\htdocs\m_m\purchase\update_po_item.php on line 5

Warning: Undefined array key "field" in D:\xampp\htdocs\m_m\purchase\update_po_item.php on line 6

Warning: Undefined array key "value" in D:\xampp\htdocs\m_m\purchase\update_po_item.php on line 7
Invalid field