Router error: controller+action not found!

ControllerNameSpace: \EON\UltimaSalidaDidacticaEscolar\Frontend\UltimaSalidaDidacticaEscolarController
Scope: Frontend
Module: UltimaSalidaDidacticaEscolar
Action: posts
Parameters: Array
(
    [0] => 800
    [1] => fundacionedes@fundacionedes.org
)