Fatal error: Uncaught Error: Call to a member function load() on boolean in /home/burstonsites/public_html/app/code/core/Mage/Core/Model/Abstract.php:225
Stack trace:
#0 /home/burstonsites/public_html/app/code/core/Mage/Cms/Block/Block.php(64): Mage_Core_Model_Abstract->load('block_header_na...')
#1 /home/burstonsites/public_html/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Cms_Block_Block->_toHtml()
#2 /home/burstonsites/public_html/app/code/core/Mage/Core/Block/Abstract.php(641): Mage_Core_Block_Abstract->toHtml()
#3 /home/burstonsites/public_html/app/code/core/Mage/Core/Block/Abstract.php(585): Mage_Core_Block_Abstract->_getChildHtml('block_header_na...', true)
#4 /home/burstonsites/public_html/app/design/frontend/ultimo/default/template/infortis/ultramegamenu/mainmenu.phtml(157): Mage_Core_Block_Abstract->getChildHtml('block_header_na...')
#5 /home/burstonsites/public_html/app/code/core/Mage/Core/Block/Template.php(241): include('/home/burstonsi...')
#6 /home/burstonsites/public_html/app/code/core/Mage/Core/B in /home/burstonsites/public_html/app/code/core/Mage/Core/Model/Abstract.php on line 225