Lỗi này lúc gặp lúc k là sao? có phải do mạng chậm hay gì đó k? Mã: Có lỗi sau sảy xa với yêu cầu của bạn: Mysqli statement execute error : Duplicate entry '3932-4934' for key 'PRIMARY' Zend_Db_Statement_Mysqli->_execute() in Zend/Db/Statement.php at line 317 Zend_Db_Statement->execute() in Zend/Db/Adapter/Abstract.php at line 479 Zend_Db_Adapter_Abstract->query() in Zend/Db/Adapter/Abstract.php at line 574 Zend_Db_Adapter_Abstract->insert() in XenForo/DataWriter.php at line 1591 XenForo_DataWriter->_insert() in XenForo/DataWriter.php at line 1580 XenForo_DataWriter->_save() in XenForo/DataWriter.php at line 1381 XenForo_DataWriter->save() in XenForo/Model/User.php at line 1482 XenForo_Model_User->follow() in XenForo/ControllerPublic/Member.php at line 344 XenForo_ControllerPublic_Member->actionFollow() in XenForo/FrontController.php at line 313 XenForo_FrontController->dispatch() in XenForo/FrontController.php at line 132 XenForo_FrontController->run() in /home/vietxf/domains/vxf.vn/public_html/index.php at line 13