partial void Deleteyearreport(yearreport instance);
 partial void Updateyearreport(yearreport instance);
		private void detach_yearreports(yearreport entity)
		{
			this.SendPropertyChanging();
			entity.statuscode = null;
		}
 partial void Insertyearreport(yearreport instance);
		private void detach_yearreports(yearreport entity)
		{
			this.SendPropertyChanging();
			entity.municipality = null;
		}