Omeka has encountered an error

Zend_Db_Statement_Mysqli_Exception

Mysqli prepare error: Table 'db1.omeka_hits' doesn't exist

exception 'Zend_Db_Statement_Mysqli_Exception' with message 'Mysqli prepare error: Table 'db1.omeka_hits' doesn't exist' in /var/www/omeka/omeka-2.6/application/libraries/Zend/Db/Statement/Mysqli.php:77
Stack trace:
#0 /var/www/omeka/omeka-2.6/application/libraries/Zend/Db/Statement.php(115): Zend_Db_Statement_Mysqli->_prepare('INSERT INTO `om...')
#1 /var/www/omeka/omeka-2.6/application/libraries/Zend/Db/Adapter/Mysqli.php(388): Zend_Db_Statement->__construct(Object(Zend_Db_Adapter_Mysqli), 'INSERT INTO `om...')
#2 /var/www/omeka/omeka-2.6/application/libraries/Zend/Db/Adapter/Abstract.php(479): Zend_Db_Adapter_Mysqli->prepare('INSERT INTO `om...')
#3 [internal function]: Zend_Db_Adapter_Abstract->query('INSERT INTO `om...', Array)
#4 /var/www/omeka/omeka-2.6/application/libraries/Omeka/Db.php(79): call_user_func_array(Array, Array)
#5 /var/www/omeka/omeka-2.6/application/libraries/Omeka/Db.php(252): Omeka_Db->__call('query', Array)
#6 /var/www/omeka/omeka-2.6/application/libraries/Omeka/Db.php(252): Omeka_Db->query('INSERT INTO `om...', Array)
#7 /var/www/omeka/omeka-2.6/application/libraries/Omeka/Record/AbstractRecord.php(543): Omeka_Db->insert('Hit', Array)
#8 /data/www/omeka/omeka-2.6/plugins/lib/Omeka-plugin-Stats-2.2.4.2/StatsPlugin.php(824): Omeka_Record_AbstractRecord->save()
#9 /data/www/omeka/omeka-2.6/plugins/lib/Omeka-plugin-Stats-2.2.4.2/StatsPlugin.php(333): StatsPlugin->_logCurrentPage()
#10 [internal function]: StatsPlugin->hookPublicHead(Array)
#11 /var/www/omeka/omeka-2.6/application/libraries/Omeka/Plugin/Broker.php(157): call_user_func(Array, Array)
#12 /var/www/omeka/omeka-2.6/application/libraries/globals.php(188): Omeka_Plugin_Broker->callHook('public_head', Array)
#13 /var/www/omeka/omeka-2.6/themes/default/common/header.php(21): fire_plugin_hook('public_head', Array)
#14 /var/www/omeka/omeka-2.6/application/libraries/Omeka/View.php(117): include('/var/www/omeka/...')
#15 /var/www/omeka/omeka-2.6/application/libraries/Zend/View/Abstract.php(888): Omeka_View->_run('/var/www/omeka/...')
#16 /var/www/omeka/omeka-2.6/application/libraries/Zend/View/Helper/Partial.php(109): Zend_View_Abstract->render('common/header.p...')
#17 [internal function]: Zend_View_Helper_Partial->partial('common/header.p...', Array)
#18 /var/www/omeka/omeka-2.6/application/libraries/Zend/View/Abstract.php(350): call_user_func_array(Array, Array)
#19 /var/www/omeka/omeka-2.6/application/libraries/globals.php(1656): Zend_View_Abstract->__call('partial', Array)
#20 /var/www/omeka/omeka-2.6/application/libraries/globals.php(1656): Omeka_View->partial('common/header.p...', Array)
#21 /var/www/omeka/omeka-2.6/application/libraries/globals.php(1670): common('header', Array)
#22 /var/www/omeka/omeka-2.6/themes/default/items/show.php(1): head(Array)
#23 /var/www/omeka/omeka-2.6/application/libraries/Omeka/View.php(117): include('/var/www/omeka/...')
#24 /var/www/omeka/omeka-2.6/application/libraries/Zend/View/Abstract.php(888): Omeka_View->_run('/var/www/omeka/...')
#25 /var/www/omeka/omeka-2.6/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(912): Zend_View_Abstract->render('items/show.php')
#26 /var/www/omeka/omeka-2.6/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(933): Zend_Controller_Action_Helper_ViewRenderer->renderScript('items/show.php', NULL)
#27 /var/www/omeka/omeka-2.6/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(972): Zend_Controller_Action_Helper_ViewRenderer->render()
#28 /var/www/omeka/omeka-2.6/application/libraries/Zend/Controller/Action/HelperBroker.php(277): Zend_Controller_Action_Helper_ViewRenderer->postDispatch()
#29 /var/www/omeka/omeka-2.6/application/libraries/Zend/Controller/Action.php(527): Zend_Controller_Action_HelperBroker->notifyPostDispatch()
#30 /var/www/omeka/omeka-2.6/application/libraries/Zend/Controller/Dispatcher/Standard.php(308): Zend_Controller_Action->dispatch('showAction')
#31 /var/www/omeka/omeka-2.6/application/libraries/Zend/Controller/Front.php(954): Zend_Controller_Dispatcher_Standard->dispatch(Object(Zend_Controller_Request_Http), Object(Zend_Controller_Response_Http))
#32 /var/www/omeka/omeka-2.6/application/libraries/Zend/Application/Bootstrap/Bootstrap.php(105): Zend_Controller_Front->dispatch()
#33 /var/www/omeka/omeka-2.6/application/libraries/Zend/Application.php(384): Zend_Application_Bootstrap_Bootstrap->run()
#34 /var/www/omeka/omeka-2.6/application/libraries/Omeka/Application.php(79): Zend_Application->run()
#35 /var/www/omeka/omeka-2.6/index.php(23): Omeka_Application->run()
#36 {main}