Fatal error: Uncaught exception 'Exception' with message 'Item (Mage_Catalog_Model_Product) with the same id "129" already exist' in /home/sunspasc/public_html/lib/Varien/Data/Collection.php:373 Stack trace: #0 /home/sunspasc/public_html/app/code/core/Mage/Eav/Model/Entity/Collection/Abstract.php(236): Varien_Data_Collection->addItem(Object(Mage_Catalog_Model_Product)) #1 /home/sunspasc/public_html/app/code/core/Mage/Eav/Model/Entity/Collection/Abstract.php(964): Mage_Eav_Model_Entity_Collection_Abstract->addItem(Object(Mage_Catalog_Model_Product)) #2 /home/sunspasc/public_html/app/code/core/Mage/Eav/Model/Entity/Collection/Abstract.php(794): Mage_Eav_Model_Entity_Collection_Abstract->_loadEntities(false, false) #3 /home/sunspasc/public_html/app/code/core/Mage/Catalog/Helper/Product/Compare.php(202): Mage_Eav_Model_Entity_Collection_Abstract->load() #4 /home/sunspasc/public_html/app/design/frontend/base/default/template/catalog/product/compare/sidebar.phtml(30): Mage_Catalog_Helper_Product_Compare->getItemCollection() #5 in /home/sunspasc/public_html/lib/Varien/Data/Collection.php on line 373