[19-Mar-2012 13:15:48] MDB2 Error: unknown error (-1): _doQuery:
      [Error message: Could not execute statement]

      [Last executed query: DEALLOCATE PREPARE
      mdb2_statement_mysql_2c2b391612904b84a62da258fe79b33e2e8ad03fc]

      [Native code: 2014]

      [Native message: Commands out of sync; you can't run this command
      now]

      

      [19-Mar-2012 13:15:48] MDB2 Error: unknown error (-1): _doQuery:
      [Error message: Could not execute statement]

      [Last executed query: PREPARE
      mdb2_statement_mysql_3b8a178a5521b8c2fe131aeea5d22f803152283fb
      FROM 'UPDATE session SET vars=?, changed=\'2012-03-19 13:15:48\'
      WHERE sess_id=?']

      [Native code: 2014]

      [Native message: Commands out of sync; you can't run this command
      now]

      

      [19-Mar-2012 13:15:48 -0300]: DB Error: _doQuery: [Error message:
      Could not execute statement]

      [Last executed query: PREPARE
      mdb2_statement_mysql_3b8a178a5521b8c2fe131aeea5d22f803152283fb
      FROM 'UPDATE session SET vars=?, changed=\'2012-03-19 13:15:48\'
      WHERE sess_id=?']

      [Native code: 2014]

      [Native message: Commands out of sync; you can't run this command
      now]

       in /var/www/roundcube/program/include/rcube_mdb2.php on line 293
      (GET
      /?_task=mail&_action=compose&_reply_uid=12424&_mbox=INBOX)

      [19-Mar-2012 13:15:48] MDB2 Error: unknown error (-1): _doQuery:
      [Error message: Could not execute statement]

      [Last executed query: DEALLOCATE PREPARE
      mdb2_statement_mysql_2e8cc86bba4898aea4305b0ac268bb7f89bd09dce]

      [Native code: 2014]

      [Native message: Commands out of sync; you can't run this command
      now]

      

      [19-Mar-2012 13:15:48 -0300]: PHP Error: Invalid compose ID in
      /var/www/roundcube/program/steps/mail/compose.inc on line 52 (GET
      /?_task=mail&_id=1719649054f675bb43d3a7&_action=compose)