Magento

Everytime we try to view a layered navigation with filtered results page it errors out with:

Notice: Array to string conversion in /srv/www/htdocs/site_dttstores/app/code/core/Mage/Catalog/Model/Layer/Filter/Attribute.php on line 73
Trace:
#0 [internal function]: mageCoreErrorHandler(8, ‘Array to string...’, ‘/srv/www/htdocs...’, 73, Array)
#1 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Catalog/Model/Layer/Filter/Attribute.php(73): strlen(’Array’)
#2 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Catalog/Model/Layer/Filter/Abstract.php(78): Mage_Catalog_Model_Layer_Filter_Attribute->_initItems()
#3 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Catalog/Model/Layer/Filter/Abstract.php(72): Mage_Catalog_Model_Layer_Filter_Abstract->getItems()
#4 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Catalog/Block/Layer/Filter/Abstract.php(94): Mage_Catalog_Model_Layer_Filter_Abstract->getItemsCount()
#5 /srv/www/htdocs/site_dttstores/app/design/frontend/default/default/template/catalog/layer/view.phtml(42): Mage_Catalog_Block_Layer_Filter_Abstract->getItemsCount()
#6 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Template.php(131): include(’/srv/www/htdocs...’)
#7 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Template.php(163): Mage_Core_Block_Template->fetchView(’frontend/defaul...’)
#8 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Template.php(180): Mage_Core_Block_Template->renderView()
#9 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Abstract.php(554): Mage_Core_Block_Template->_toHtml()
#10 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Text/List.php(37): Mage_Core_Block_Abstract->toHtml()
#11 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Abstract.php(554): Mage_Core_Block_Text_List->_toHtml()
#12 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Abstract.php(431): Mage_Core_Block_Abstract->toHtml()
#13 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Abstract.php(408): Mage_Core_Block_Abstract->_getChildHtml(’left’, true)
#14 /srv/www/htdocs/site_dttstores/app/design/frontend/default/default/template/page/3columns.phtml(42): Mage_Core_Block_Abstract->getChildHtml(’left’)
#15 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Template.php(131): include(’/srv/www/htdocs...’)
#16 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Template.php(163): Mage_Core_Block_Template->fetchView(’frontend/defaul...’)
#17 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Template.php(180): Mage_Core_Block_Template->renderView()
#18 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Block/Abstract.php(554): Mage_Core_Block_Template->_toHtml()
#19 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Model/Layout.php(505): Mage_Core_Block_Abstract->toHtml()
#20 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Controller/Varien/Action.php(319): Mage_Core_Model_Layout->getOutput()
#21 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Catalog/controllers/CategoryController.php(88): Mage_Core_Controller_Varien_Action->renderLayout()
#22 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Controller/Varien/Action.php(342): Mage_Catalog_CategoryController->viewAction()
#23 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(159): Mage_Core_Controller_Varien_Action->dispatch(’view’)
#24 /srv/www/htdocs/site_dttstores/app/code/core/Mage/Core/Controller/Varien/Front.php(146): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#25 /srv/www/htdocs/site_dttstores/app/Mage.php(427): Mage_Core_Controller_Varien_Front->dispatch()
#26 /srv/www/htdocs/site_dttstores/index.php(40): Mage::run()
#27 {main}

Anyone have similar experiences or have an idea of what went wrong?

Thanks!