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Warning: include(): Failed opening 'Mage/Core/Model/Store/Exception.php' for inclusion (include_path='/home/webmaster/public_html/www/app/code/local:/home/webmaster/public_html/www/app/code/community:/home/webmaster/public_html/www/app/code/core:/home/webmaster/public_html/www/lib:.:/usr/share/php:/usr/share/pear') in /home/webmaster/public_html/www/lib/Varien/Autoload.php on line 94

Fatal error: Class 'Mage_Core_Model_Store_Exception' not found in /home/webmaster/public_html/www/app/code/core/Mage/Core/Model/App.php on line 1358