a:5:{i:0;s:24:"Argument must be numeric";i:1;s:1184:"#0 /home/rexalinelw/www/lib/Zend/Pdf/Canvas/Abstract.php(1049): Zend_Pdf_Element_Numeric->__construct(NULL)
#1 /home/rexalinelw/www/app/code/community/Studio4/InvoiceConfig/Model/Order/Pdf/Invoice.php(141): Zend_Pdf_Canvas_Abstract->drawText('3 d\xC3\xA9c. 2015', NULL, 774, 'UTF-8')
#2 /home/rexalinelw/www/app/code/local/Pdf/controllers/IndexController.php(12): Studio4_InvoiceConfig_Model_Order_Pdf_Invoice->getPdf(Object(Mage_Sales_Model_Resource_Order_Invoice_Collection))
#3 /home/rexalinelw/www/app/code/core/Mage/Core/Controller/Varien/Action.php(418): Pdf_IndexController->invoicesAction()
#4 /home/rexalinelw/www/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(254): Mage_Core_Controller_Varien_Action->dispatch('invoices')
#5 /home/rexalinelw/www/app/code/core/Mage/Core/Controller/Varien/Front.php(172): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#6 /home/rexalinelw/www/app/code/core/Mage/Core/Model/App.php(365): Mage_Core_Controller_Varien_Front->dispatch()
#7 /home/rexalinelw/www/app/Mage.php(684): Mage_Core_Model_App->run(Array)
#8 /home/rexalinelw/www/index.php(84): Mage::run('', 'store')
#9 {main}";s:3:"url";s:42:"/index.php/pdf/index/invoices/order_id/36/";s:11:"script_name";s:10:"/index.php";s:4:"skin";s:2:"fr";}