http://bugs.php.net/bug.php?id=20720&edit=1 - looks like an issue I just got with garbage collection and php Fatal error: Uncaught exception 'Zend_Session_Exception' with message 'Zend_Session::start() - /var/www/__common/library/Zend/Session.php(Line:480): Error #8 session_start(): ps_files_cleanup_dir: opendir(/var/lib/php5) failed: Permission denied (13) Array' in /var/www/__common/library/Zend/Session.php on line 493 Zend_Session_Exception: Zend_Session::start() - /var/www/__common/library/Zend/Session.php(Line:480): Error #8 session_start(): ps_files_cleanup_dir: opendir(/var/lib/php5) failed: Permission denied (13) Array in /var/www/__common/library/Zend/Session.php on line 493 Call Stack: 0.0000 329288 1. {main}() /var/www/tripvera.com/public/index.php:0 0.0091 502476 2. Zend_Application->bootstrap() /var/www/tripvera.com/public/index.php:36 0.0091 502520 3. Zend_Application_Bootstrap_BootstrapAbstract->bootstrap() /var/www/__common/library/Zend/Application.php:355 0.0091 502520 4. Zend_Application_Bootstrap_BootstrapAbstract->_bootstrap() /var/www/__common/library/Zend/Application/Bootstrap/BootstrapAbstract.php:582 0.0109 562116 5. Zend_Application_Bootstrap_BootstrapAbstract->_executeResource() /var/www/__common/library/Zend/Application/Bootstrap/BootstrapAbstract.php:618 0.0109 562300 6. Bootstrap->_initRole() /var/www/__common/library/Zend/Application/Bootstrap/BootstrapAbstract.php:665 0.0111 566352 7. Zend_Auth->hasIdentity() /var/www/tripvera.com/application/Bootstrap.php:27 0.0111 566352 8. Zend_Auth->getStorage() /var/www/__common/library/Zend/Auth.php:141 0.0116 614732 9. Zend_Auth_Storage_Session->__construct() /var/www/__common/library/Zend/Auth.php:91 0.0116 615164 10. Zend_Session_Namespace->__construct() /var/www/__common/library/Zend/Auth/Storage/Session.php:87 0.0116 615252 11. Zend_Session::start() /var/www/__common/library/Zend/Session/Namespace.p