Warning: array_shift() expects parameter 1 to be array, null given  in /var/www/magento-1.4/app/code/local/Girodmedical/GirodLandingPage/Block/Backlink.php on line 73

#0 [internal function]: mageCoreErrorHandler(2, 'array_shift() e...', '/var/www/magent...', 73, Array)
#1 /var/www/magento-1.4/app/code/local/Girodmedical/GirodLandingPage/Block/Backlink.php(73): array_shift(NULL)
#2 /var/www/magento-1.4/app/code/core/Mage/Core/Block/Abstract.php(218): Girodmedical_GirodLandingPage_Block_Backlink->_prepareLayout()
#3 /var/www/magento-1.4/app/code/core/Mage/Core/Model/Layout.php(430): Mage_Core_Block_Abstract->setLayout(Object(Mage_Core_Model_Layout))
#4 /var/www/magento-1.4/app/code/core/Mage/Core/Model/Layout.php(446): Mage_Core_Model_Layout->createBlock('girodlandingpag...', 'backlink')
#5 /var/www/magento-1.4/app/code/core/Mage/Core/Model/Layout.php(238): Mage_Core_Model_Layout->addBlock('girodlandingpag...', 'backlink')
#6 /var/www/magento-1.4/app/code/core/Mage/Core/Model/Layout.php(204): Mage_Core_Model_Layout->_generateBlock(Object(Mage_Core_Model_Layout_Element), Object(Mage_Core_Model_Layout_Element))
#7 /var/www/magento-1.4/app/code/core/Mage/Core/Model/Layout.php(205): Mage_Core_Model_Layout->generateBlocks(Object(Mage_Core_Model_Layout_Element))
#8 /var/www/magento-1.4/app/code/core/Mage/Core/Model/Layout.php(209): Mage_Core_Model_Layout->generateBlocks(Object(Mage_Core_Model_Layout_Element))
#9 /var/www/magento-1.4/app/code/local/Mage/Core/Controller/Varien/Action.php(343): Mage_Core_Model_Layout->generateBlocks()
#10 /var/www/magento-1.4/app/code/local/Mage/Core/Controller/Varien/Action.php(270): Mage_Core_Controller_Varien_Action->generateLayoutBlocks()
#11 /var/www/magento-1.4/app/code/local/Girodmedical/GirodLandingPage/Helper/Data.php(57): Mage_Core_Controller_Varien_Action->loadLayout(Array)
#12 /var/www/magento-1.4/app/code/local/Girodmedical/GirodLandingPage/controllers/IndexController.php(20): Girodmedical_GirodLandingPage_Helper_Data->renderLandingPage(Object(Girodmedical_GirodLandingPage_IndexController), '411')
#13 /var/www/magento-1.4/app/code/local/Mage/Core/Controller/Varien/Action.php(418): Girodmedical_GirodLandingPage_IndexController->viewAction()
#14 /var/www/magento-1.4/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(254): Mage_Core_Controller_Varien_Action->dispatch('view')
#15 /var/www/magento-1.4/app/code/core/Mage/Core/Controller/Varien/Front.php(184): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#16 /var/www/magento-1.4/app/code/local/Mage/Core/Model/App.php(298): Mage_Core_Controller_Varien_Front->dispatch()
#17 /var/www/magento-1.4/app/Mage.php(596): Mage_Core_Model_App->run(Array)
#18 /var/www/magento-1.4/index.php(110): Mage::run('fr_fr', 'store')
#19 {main}