(130) Incorrect file format 'security_failedlog'有办法解决吗

Discuz! Database Error(130) Incorrect file format 'security_failedlog'SELECT count(*) FROM security_failedlog

PHP Debug

No.	File	Line	Code
1	forum.php	65	runhooks()
2	source/function/function_core.php	1118	hookscript(%s, %s, %s, Array, %s)
3	source/function/function_core.php	1167	plugin_security->common(Array)
4	source/plugin/security/security.class.php	43	plugin_security->_reportLoginUser(Array)
5	source/plugin/security/security.class.php	225	Cloud_Service_Security->reportLogin(%s)
6	source/plugin/manyou/Service/Security.php	168	Cloud_Service_Security->logFailed(%s, Array)
7	source/plugin/manyou/Service/Security.php	600	Cloud_Service_Security->_checkAndClearFailNum()
8	source/plugin/manyou/Service/Security.php	700	discuz_table->count()
9	source/class/discuz/discuz_table.php	50	discuz_database::result_first(%s)
10	source/class/discuz/discuz_database.php	117	discuz_database::query(%s, Array, false, false)
11	source/class/discuz/discuz_database.php	136	db_driver_mysql->query(%s, false, false)
12	source/class/db/db_driver_mysql.php	153	db_driver_mysql->halt(%s, %d, %s)
13	source/class/db/db_driver_mysql.php	224	break()

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后台可以进去  这是为什么

有高手吗，这个问题你们遇到过吗