Could not add item to module table SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'user' cannot be null : INSERT INTO ge_module_cart (item_id, version_date, user, name, action, uid, portal) VALUES (:item_id,:version_date,:user,:name,:action,:uid,:portal)

#0 /data/sites/web/vegemacbe/private/vegemac/core/class/Skylimit_Item.class.php(506): Skylimit_Item->saveContent()
#1 /data/sites/web/vegemacbe/private/vegemac/modules/cart/Skylimit_Module_Cart_Page.class.php(150): Skylimit_Item->save()
#2 /data/sites/web/vegemacbe/private/vegemac/modules/cart/Skylimit_Module_Cart_Page.class.php(87): Skylimit_Module_Cart_Page->createCart()
#3 /data/sites/web/vegemacbe/private/vegemac/modules/cart/Skylimit_Module_Controller_Cart.class.php(39): Skylimit_Module_Cart_Page->getCart(true)
#4 /data/sites/web/vegemacbe/private/vegemac/core/class/Skylimit_Module_Controller.class.php(179): Skylimit_Module_Controller_Cart->assignDataNoCache()
#5 /data/sites/web/vegemacbe/www/skylimit/init.php(86): Skylimit_Module_Controller->display()
#6 {main}