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You cannot define a correlation name 'book_language_idx' more than once
Trace: #0 /var/www/clients/client1/web1/web/magento/lib/Varien/Db/Select.php(281): Zend_Db_Select->_join('inner join', Array, 'book_language_i...', Array, NULL) #1 /var/www/clients/client1/web1/web/magento/app/code/core/Zend/Db/Select.php(352): Varien_Db_Select->_join('inner join', Array, 'book_language_i...', Array, NULL) #2 /var/www/clients/client1/web1/web/magento/app/code/core/Zend/Db/Select.php(331): Zend_Db_Select->joinInner(Array, 'book_language_i...', Array, NULL) #3 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Catalog/Model/Resource/Layer/Filter/Attribute.php(70): Zend_Db_Select->join(Array, 'book_language_i...', Array) #4 /var/www/clients/client1/web1/web/magento/app/code/local/Apptha/Productfilters/Model/Catalog/Resource/Layer/Filter/Attribute.php(43): Mage_Catalog_Model_Resource_Layer_Filter_Attribute->applyFilterToCollection(Object(Apptha_Productfilters_Model_CatalogSearch_Layer_Filter_Attribute), '3') #5 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Catalog/Model/Layer/Filter/Attribute.php(94): Apptha_Productfilters_Model_Catalog_Resource_Layer_Filter_Attribute->applyFilterToCollection(Object(Apptha_Productfilters_Model_CatalogSearch_Layer_Filter_Attribute), '3') #6 /var/www/clients/client1/web1/web/magento/app/code/local/Apptha/Productfilters/Model/Catalog/Layer/Filter/Attribute.php(49): Mage_Catalog_Model_Layer_Filter_Attribute->apply(Object(Mage_Core_Controller_Request_Http), Object(Apptha_Productfilters_Block_CatalogSearch_Layer_Filter_Attribute)) #7 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Catalog/Block/Layer/Filter/Abstract.php(91): Apptha_Productfilters_Model_Catalog_Layer_Filter_Attribute->apply(Object(Mage_Core_Controller_Request_Http), Object(Apptha_Productfilters_Block_CatalogSearch_Layer_Filter_Attribute)) #8 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Catalog/Block/Layer/Filter/Abstract.php(73): Mage_Catalog_Block_Layer_Filter_Abstract->_initFilter() #9 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Catalog/Block/Layer/View.php(136): Mage_Catalog_Block_Layer_Filter_Abstract->init() #10 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Core/Block/Abstract.php(297): Mage_Catalog_Block_Layer_View->_prepareLayout() #11 /var/www/clients/client1/web1/web/magento/app/code/local/Ced/CsMarketplace/Model/Layout.php(79): Mage_Core_Block_Abstract->setLayout(Object(Ced_CsMarketplace_Model_Layout)) #12 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Core/Model/Layout.php(472): Ced_CsMarketplace_Model_Layout->createBlock('catalogsearch/l...', 'catalogsearch.l...') #13 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Core/Model/Layout.php(239): Mage_Core_Model_Layout->addBlock('catalogsearch/l...', 'catalogsearch.l...') #14 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Core/Model/Layout.php(205): Mage_Core_Model_Layout->_generateBlock(Object(Mage_Core_Model_Layout_Element), Object(Mage_Core_Model_Layout_Element)) #15 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Core/Model/Layout.php(210): Mage_Core_Model_Layout->generateBlocks(Object(Mage_Core_Model_Layout_Element)) #16 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Core/Controller/Varien/Action.php(344): Mage_Core_Model_Layout->generateBlocks() #17 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Core/Controller/Varien/Action.php(269): Mage_Core_Controller_Varien_Action->generateLayoutBlocks() #18 /var/www/clients/client1/web1/web/magento/app/code/local/Rafermedia/Author/controllers/Catalogsearch/ResultController.php(77): Mage_Core_Controller_Varien_Action->loadLayout() #19 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Core/Controller/Varien/Action.php(418): Rafermedia_Author_Catalogsearch_ResultController->indexAction() #20 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(254): Mage_Core_Controller_Varien_Action->dispatch('index') #21 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Core/Controller/Varien/Front.php(172): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http)) #22 /var/www/clients/client1/web1/web/magento/app/code/core/Mage/Core/Model/App.php(365): Mage_Core_Controller_Varien_Front->dispatch() #23 /var/www/clients/client1/web1/web/magento/app/Mage.php(684): Mage_Core_Model_App->run(Array) #24 /var/www/clients/client1/web1/web/magento/index.php(151): Mage::run('libro2mano', 'website') #25 {main}

Error log record number: 181434448466