Router error: controller+action not found!

ControllerNameSpace: \EON\CursoDeIniciacionAlVoluntariado\Frontend\CursoDeIniciacionAlVoluntariadoController
Scope: Frontend
Module: CursoDeIniciacionAlVoluntariado
Action: posts
Parameters: Array
(
    [0] => 1984
    [1] => fundacionedes@fundacionedes.org
)