MySqli error Unknown column 'edit_count' in 'field list'

hi i get the error msg when i edit post/thread =(

Mã:

Mysqli prepare error: Unknown column 'edit_count' in 'field list'
Zend_Db_Statement_Mysqli->_prepare() in Zend/Db/Statement.php at line 115
Zend_Db_Statement->__construct() in Zend/Db/Adapter/Mysqli.php at line 381
Zend_Db_Adapter_Mysqli->prepare() in Zend/Db/Adapter/Abstract.php at line 478
Zend_Db_Adapter_Abstract->query() in Zend/Db/Adapter/Abstract.php at line 632
Zend_Db_Adapter_Abstract->update() in XenForo/DataWriter.php at line 1628
XenForo_DataWriter->_update() in XenForo/DataWriter.php at line 1597
XenForo_DataWriter->_save() in XenForo/DataWriter.php at line 1393
XenForo_DataWriter->save() in XenForo/ControllerPublic/Post.php at line 222
XenForo_ControllerPublic_Post->actionSaveInline() in XenForo/FrontController.php at line 337
XenForo_FrontController->dispatch() in XenForo/FrontController.php at line 134
XenForo_FrontController->run() in /home/user/public_html/forum/index.php at line 13

i hope some1 can help me with this

and sorry for writing in eng cuz i am not Vietnamese