Router error: controller+action not found!

ControllerNameSpace: \EON\XxiiiJornadasDeEducacionEspecial\Frontend\XxiiiJornadasDeEducacionEspecialController
Scope: Frontend
Module: XxiiiJornadasDeEducacionEspecial
Action: posts
Parameters: Array
(
    [0] => 826
    [1] => fundacionedes@fundacionedes.org
)