I have updated my magento version from 1.9.0.1 to 1.9.2.1.
I changed the mysql BD path to my original Database and it is almost working, except that for some order, when I try to access them in backend, I have got errors.
It seems to be due to the payment method that is not found... (I have also updated my credit card payment module.)
In the Order tab in backend, all the orders payed by credit card have nothing in the "Payment Method" column...
Here is the error I get :
a:5:{i:0;s:46:"The requested Payment Method is not available.";i:1;s:6303:"#0 /homepages/20/d524244365/htdocs/xxx/app/code/core/Mage/Payment/Model/Info.php(82): Mage::throwException('The requested P...')
#1 xxx/app/code/core/Mage/Payment/Helper/Data.php(119): Mage_Payment_Model_Info->getMethodInstance()
#2 xxx/app/code/core/Mage/Adminhtml/Block/Sales/Order/Payment.php(50): Mage_Payment_Helper_Data->getInfoBlock(Object(Mage_Sales_Model_Order_Payment))
#3 xxx/app/code/core/Mage/Adminhtml/Block/Sales/Order/Payment.php(44): Mage_Adminhtml_Block_Sales_Order_Payment->setPayment(Object(Mage_Sales_Model_Order_Payment))
#4 xxx/app/code/core/Mage/Core/Block/Abstract.php(918): Mage_Adminhtml_Block_Sales_Order_Payment->_beforeToHtml()
#5 xxx/app/code/core/Mage/Core/Block/Abstract.php(637): Mage_Core_Block_Abstract->toHtml()
#6 xxx/app/code/core/Mage/Core/Block/Abstract.php(581): Mage_Core_Block_Abstract->_getChildHtml('order_payment', true)
#7 xxx/app/code/core/Mage/Adminhtml/Block/Sales/Order/View/Tab/Info.php(112): Mage_Core_Block_Abstract->getChildHtml('order_payment')
#8 xxx/app/design/adminhtml/default/default/template/sales/order/view/tab/info.phtml(46): Mage_Adminhtml_Block_Sales_Order_View_Tab_Info->getPaymentHtml()
#9 xxx/app/code/core/Mage/Core/Block/Template.php(241): include('/homepages/20/d...')
#10 xxx/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('adminhtml/defau...')
#11 xxx/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView()
#12 xxx/app/code/core/Mage/Adminhtml/Block/Template.php(81): Mage_Core_Block_Template->_toHtml()
#13 xxx/app/code/core/Mage/Core/Block/Abstract.php(919): Mage_Adminhtml_Block_Template->_toHtml()
#14 xxx/app/code/core/Mage/Adminhtml/Block/Widget/Tabs.php(303): Mage_Core_Block_Abstract->toHtml()
#15 xxx/app/design/adminhtml/default/default/template/widget/tabs.phtml(38): Mage_Adminhtml_Block_Widget_Tabs->getTabContent(Object(Mage_Adminhtml_Block_Sales_Order_View_Tab_Info))
#16 xxx/app/code/core/Mage/Core/Block/Template.php(241): include('/homepages/20/d...')
#17 xxx/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('adminhtml/defau...')
#18 xxx/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView()
#19 xxx/app/code/core/Mage/Adminhtml/Block/Template.php(81): Mage_Core_Block_Template->_toHtml()
#20 xxx/app/code/core/Mage/Core/Block/Abstract.php(919): Mage_Adminhtml_Block_Template->_toHtml()
#21 xxx/app/code/core/Mage/Core/Block/Text/List.php(43): Mage_Core_Block_Abstract->toHtml()
#22 xxx/app/code/core/Mage/Core/Block/Abstract.php(919): Mage_Core_Block_Text_List->_toHtml()
#23 xxx/app/code/core/Mage/Core/Block/Abstract.php(637): Mage_Core_Block_Abstract->toHtml()
#24 xxx/app/code/core/Mage/Core/Block/Abstract.php(581): Mage_Core_Block_Abstract->_getChildHtml('left', true)
#25 xxx/app/design/adminhtml/default/default/template/page.phtml(58): Mage_Core_Block_Abstract->getChildHtml('left')
#26 xxx/app/code/core/Mage/Core/Block/Template.php(241): include('/homepages/20/d...')
#27 xxx/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('adminhtml/defau...')
#28 xxx/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView()
#29 xxx/app/code/core/Mage/Adminhtml/Block/Template.php(81): Mage_Core_Block_Template->_toHtml()
#30 xxx/app/code/core/Mage/Core/Block/Abstract.php(919): Mage_Adminhtml_Block_Template->_toHtml()
#31 xxx/app/code/core/Mage/Core/Model/Layout.php(555): Mage_Core_Block_Abstract->toHtml()
#32 xxx/app/code/core/Mage/Core/Controller/Varien/Action.php(390): Mage_Core_Model_Layout->getOutput()
#33 xxx/app/code/core/Mage/Adminhtml/controllers/Sales/OrderController.php(128): Mage_Core_Controller_Varien_Action->renderLayout()
#34 xxx/app/code/core/Mage/Core/Controller/Varien/Action.php(418): Mage_Adminhtml_Sales_OrderController->viewAction()
#35 xxx/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(254): Mage_Core_Controller_Varien_Action->dispatch('view')
#36 xxx/app/code/core/Mage/Core/Controller/Varien/Front.php(172): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#37 xxx/app/code/core/Mage/Core/Model/App.php(365): Mage_Core_Controller_Varien_Front->dispatch()
#38 xxx/app/Mage.php(684): Mage_Core_Model_App->run(Array)
#39 xxx/index.php(96): Mage::run('fr_store', 'store')
#40 {main}";s:3:"url";s:83:"/index.php/admin/sales_order/view/order_id/24/key/1bd9133e7379c5c75dc23b2a70336d0f/";s:11:"script_name";s:10:"/index.php";s:4:"skin";s:5:"admin";}
thank you for your help,