Router error: controller+action not found!

ControllerNameSpace: \EON\CampamentoDeVeranoEnCantabria\Frontend\CampamentoDeVeranoEnCantabriaController
Scope: Frontend
Module: CampamentoDeVeranoEnCantabria
Action: posts
Parameters: Array
(
    [0] => 479
    [1] => fundacionedes@fundacionedes.org
)