« MODx Parse Error »

MODx encountered the following error while attempting to parse the requested resource:
« Execution of a query to the database failed - Incorrect key file for table: 'sc'. Try to repair it »
      SQL: SELECT DISTINCT sc.* FROM `funcrest`.`etonsite_content` sc LEFT JOIN `funcrest`.`etondocument_groups` dg on dg.document = sc.id WHERE (sc.id IN (184) AND sc.published=1 AND sc.deleted=0 ) AND (sc.privateweb=0) GROUP BY sc.id LIMIT 1
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Parser timing
  MySQL: 0.0061 s(0 Requests)
  PHP: 0.0219 s 
  Total: 0.0280 s 
Error while inserting event log into database.