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#0 /home/hamra/domains/www.hamra.com/public_html/app/code/community/Gala/Galawintertimesettings/Model/Observer.php(50): mageCoreErrorHandler(2, 'Invalid argumen...', '/home/hamra/dom...', 50, Array)
#1 /home/hamra/domains/www.hamra.com/public_html/app/code/core/Mage/Core/Model/App.php(1339): Gala_Galawintertimesettings_Model_Observer->changeLayoutEvent(Object(Varien_Event_Observer))
#2 /home/hamra/domains/www.hamra.com/public_html/app/code/core/Mage/Core/Model/App.php(1318): Mage_Core_Model_App->_callObserverMethod(Object(Gala_Galawintertimesettings_Model_Observer), 'changeLayoutEve...', Object(Varien_Event_Observer))
#3 /home/hamra/domains/www.hamra.com/public_html/app/Mage.php(448): Mage_Core_Model_App->dispatchEvent('controller_acti...', Array)
#4 /home/hamra/domains/www.hamra.com/public_html/app/code/core/Mage/Core/Controller/Varien/Action.php(320): Mage::dispatchEvent('controller_acti...', Array)
#5 /home/hamra/domains/www.hamra.com/public_html/app/code/core/Mage/Cms/Helper/Page.php(113): Mage_Core_Controller_Varien_Action->generateLayoutXml()
#6 /home/hamra/domains/www.hamra.com/public_html/app/code/core/Mage/Cms/Helper/Page.php(52): Mage_Cms_Helper_Page->_renderPage(Object(Mage_Cms_IndexController), 'no-route')
#7 /home/hamra/domains/www.hamra.com/public_html/app/code/core/Mage/Cms/controllers/IndexController.php(75): Mage_Cms_Helper_Page->renderPage(Object(Mage_Cms_IndexController), 'no-route')
#8 /home/hamra/domains/www.hamra.com/public_html/app/code/core/Mage/Core/Controller/Varien/Action.php(418): Mage_Cms_IndexController->noRouteAction()
#9 /home/hamra/domains/www.hamra.com/public_html/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(254): Mage_Core_Controller_Varien_Action->dispatch('noRoute')
#10 /home/hamra/domains/www.hamra.com/public_html/app/code/core/Mage/Core/Controller/Varien/Front.php(172): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#11 /home/hamra/domains/www.hamra.com/public_html/app/code/core/Mage/Core/Model/App.php(354): Mage_Core_Controller_Varien_Front->dispatch()
#12 /home/hamra/domains/www.hamra.com/public_html/app/Mage.php(684): Mage_Core_Model_App->run(Array)
#13 /home/hamra/domains/www.hamra.com/public_html/index.php(91): Mage::run('', 'store')
#14 {main}