return null; }
	public Enrolment findEnrolmentByEnrolmentID(final Integer enrolmentID) {		for (final StudentCurricularPlan studentCurricularPlan : getStudentCurricularPlansSet()) {			final Enrolment enrolment = studentCurricularPlan.findEnrolmentByEnrolmentID(enrolmentID);			if (enrolment != null) {				return enrolment;			}		}		return null;	}