An Error Was Encountered

Error Number: 1146

Table 'proinov_gestform.area_formacao' doesn't exist

SELECT distinct af.descricao, af.codigo FROM cursos c, area_formacao af, tipos_cursos tc where c.codTipoCurso = 2 and c.codAreaFormacao = af.codigo and af.estado = 1 and c.promotor = 1 order by descricao