A Database Error Occurred

Error Number: 1054

Unknown column 'conferences' in 'where clause'

SELECT id FROM accommodation WHERE approved = 1 AND (type = 14 OR type1 = 14) AND `conferences` = 1 AND (town LIKE 'Ivybridge' OR village LIKE 'Ivybridge' OR ((lat-50.3924<0.05 && lat-50.3924>-0.05) AND (lon--3.92083<0.05 && lon--3.92083>-0.05)))