Error del método 'X'. La propiedad 'Y', creada para contener un objeto 'Z', no se asignó y no se pudo derivar de una referencia cultural de plantilla.
Click to search this error in Google
English version
The 'X' method failed because the 'Y' property, meant to contain a 'Z' object, was not assigned and was not able to be derived from a template culture.