错误:ERROR: checkAndAddCourseCategoriesForumsToCache() : Error while loading course category : java.sql.SQLException: Unknown column 'f.forum_id' in 'on clause' (2007-07-05 10:35:31,843 http-8080-Processor21_net.jforum.repository.ForumRepository)
是怎么回事啊,请大虾们指教!!!
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