Dzz! Database Error

(1064) You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ',yesterdayposts=todayposts' at line 1
UPDATE discuss SET oldrank=rank,yesterdayposts=todayposts

PHP Debug

No.FileLineCode
1index.php14require(%s)
2core/dzzstart.php6dzz_app->init()
3core/class/dzz/dzz_app.php83dzz_app->_init_cron()
4core/class/dzz/dzz_app.php531dzz_cron::run()
5core/class/dzz/dzz_cron.php35include(%s)
6dzz/discuss/cron/cron_todaypost_daily.php14table_discuss->update_oldrank_and_yesterdayposts()
7dzz/discuss/class/table/table_discuss.php595dzz_database::query(%s)
8core/class/dzz/dzz_database.php132db_driver_mysqli->query(%s, false, false)
9core/class/db/db_driver_mysqli.php145db_driver_mysqli->halt(%s, %d, %s)
10core/class/db/db_driver_mysqli.php220break()
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