public EmptyResult DeleteOrganizationUsersAssociation(int organizationUserId, int associationType) { var associationTypeExists = this.organizationUserRepository.AssociationTypeExists(organizationUserId, associationType); if (!associationTypeExists) { var error = OrganizationUserServiceErrors.AssociationDoesNotExistsWithAnotherOrganizationUser(); return(new EmptyResult(error)); } this.organizationUserRepository.DeleteAssociationOrganizationUser(organizationUserId, associationType); return(new EmptyResult()); }