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The attribute model is not defined
Trace: #0 /var/www/neutrinomobile.hr/app/code/core/Mage/Catalog/Model/Layer/Filter/Abstract.php(239): Mage::throwException('The attribute m...') #1 /var/www/neutrinomobile.hr/app/code/local/GaussDev/Core/Block/Categorytabs.php(218): Mage_Catalog_Model_Layer_Filter_Abstract->getAttributeModel() #2 /var/www/neutrinomobile.hr/app/code/local/GaussDev/Core/Block/Categorytabs.php(101): GaussDev_Core_Block_Categorytabs->getFiltersCustom(Array) #3 /var/www/neutrinomobile.hr/app/design/frontend/matrix/custom/template/gaussdev/core/categorytabs.phtml(3): GaussDev_Core_Block_Categorytabs->_getChildCategoriesFull() #4 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Template.php(241): include('/var/www/neutri...') #5 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/matrix...') #6 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView() #7 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Template->_toHtml() #8 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Abstract.php(641): Mage_Core_Block_Abstract->toHtml() #9 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Abstract.php(585): Mage_Core_Block_Abstract->_getChildHtml('category.tabs', true) #10 /var/www/neutrinomobile.hr/app/design/frontend/matrix/custom/template/catalog/category/view.phtml(49): Mage_Core_Block_Abstract->getChildHtml('category.tabs') #11 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Template.php(241): include('/var/www/neutri...') #12 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/matrix...') #13 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView() #14 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Template->_toHtml() #15 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Text/List.php(43): Mage_Core_Block_Abstract->toHtml() #16 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Text_List->_toHtml() #17 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Abstract.php(641): Mage_Core_Block_Abstract->toHtml() #18 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Abstract.php(585): Mage_Core_Block_Abstract->_getChildHtml('content', true) #19 /var/www/neutrinomobile.hr/app/design/frontend/matrix/custom/template/page/2columns-left.phtml(103): Mage_Core_Block_Abstract->getChildHtml('content') #20 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Template.php(241): include('/var/www/neutri...') #21 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/matrix...') #22 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView() #23 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Template->_toHtml() #24 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Model/Layout.php(555): Mage_Core_Block_Abstract->toHtml() #25 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Controller/Varien/Action.php(390): Mage_Core_Model_Layout->getOutput() #26 /var/www/neutrinomobile.hr/app/code/community/Catalin/SEO/controllers/CategoryController.php(99): Mage_Core_Controller_Varien_Action->renderLayout() #27 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Controller/Varien/Action.php(418): Catalin_Seo_CategoryController->viewAction() #28 /var/www/neutrinomobile.hr/app/code/community/Catalin/SEO/Controller/Router.php(153): Mage_Core_Controller_Varien_Action->dispatch('view') #29 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Controller/Varien/Front.php(172): Catalin_SEO_Controller_Router->match(Object(Mage_Core_Controller_Request_Http)) #30 /var/www/neutrinomobile.hr/app/code/core/Mage/Core/Model/App.php(354): Mage_Core_Controller_Varien_Front->dispatch() #31 /var/www/neutrinomobile.hr/app/Mage.php(693): Mage_Core_Model_App->run(Array) #32 /var/www/neutrinomobile.hr/index.php(90): Mage::run('neutrino_hr', 'store') #33 {main}

Error log record number: 804475504294