Discuz! Database Error

(1062) Duplicate entry '0' for key 'nid'
UPDATE yxwg_web_news SET `nid`='' , `title`='' , `context`='' , `type`='' , `gid`='' , `time_add`='' WHERE `id`='45604'

PHP Debug

No.FileLineCode
1plugin.php47include(%s)
2source/plugin/yxwg/yxwg.inc.php96require(%s)
3source/plugin/yxwg/pages/news.php56table_yxwg_web_news->updbyid()
4source/plugin/yxwg/table/table_yxwg_web_news.php65discuz_table->update()
5source/class/discuz/discuz_table.php57discuz_database::update()
6source/class/discuz/discuz_database.php78discuz_database::query()
7source/class/discuz/discuz_database.php142db_driver_mysqli->query()
8source/class/db/db_driver_mysqli.php148db_driver_mysqli->halt()
9source/class/db/db_driver_mysqli.php223break()
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