Notice: Trying to get property of non-object in /var/sites/r/rcmodsplanes.co.uk/public_html/app/code/core/Mage/Core/Model/Config.php on line 1239

Fatal error: Call to a member function getIdFieldName() on a non-object in /var/sites/r/rcmodsplanes.co.uk/public_html/app/code/core/Mage/Core/Model/Abstract.php on line 151