Fatal error: Uncaught Error: Call to undefined function simplexml_load_file() in /apache/magento/app/code/community/Varien/Profiler.php:55 Stack trace: #0 /apache/magento/app/code/community/Varien/Profiler.php(111): Varien_Profiler::getConfiguration() #1 /apache/magento/app/code/community/Varien/Profiler.php(158): Varien_Profiler::isEnabled() #2 /apache/magento/app/Mage.php(665): Varien_Profiler::start('mage') #3 /apache/magento/index.php(230): Mage::run('gaia', 'website') #4 {main} thrown in /apache/magento/app/code/community/Varien/Profiler.php on line 55