« MODx Parse Error »

MODx encountered the following error while attempting to parse the requested resource:
« Execution of a query to the database failed - Table 'cmn_complexmedianetwork.mdx__site_content' doesn't exist »
      SQL: SELECT sc.* FROM cmn_complexmedianetwork.`mdx__site_content` sc LEFT JOIN cmn_complexmedianetwork.`mdx__document_groups` dg ON dg.document = sc.id WHERE sc.id = '2314' AND (sc.privateweb=0) LIMIT 1;
      [Copy SQL to ClipBoard]
Parser timing
  MySQL: 0.0029 s(0 Requests)
  PHP: 0.0576 s 
  Total: 0.0605 s 
Error while inserting event log into database.