{12} Open Tickets Reported by Me

ProgrammingError: column reference "description" is ambiguous
LINE 5:    changetime AS _changetime, description AS _description,
                                      ^

SELECT COUNT(*) FROM (
SELECT p.value AS __color__,
   id AS ticket, summary, component, milestone,
   t.type AS type, priority, time AS created,
   changetime AS _changetime, description AS _description,
   reporter AS _reporter
  FROM ticket t
  LEFT JOIN enum p ON p.name = t.priority AND p.type = 'priority'
  WHERE t.status <> 'closed' AND reporter = ''||%s||''
  ORDER BY priority, type, component
) AS tab