public void SetUp() { _bean1 = new Test(); _server1 = MBeanServerFactory.CreateMBeanServer("1"); _server1.RegisterMBean(_bean1, "someDomain:t=test"); _bean2 = new Test(); _server2 = MBeanServerFactory.CreateMBeanServer("2"); _server2.RegisterMBean(_bean2, "someDomain:t=test"); _bean3 = new Test(); _server3 = MBeanServerFactory.CreateMBeanServer("3"); _server3.RegisterMBean(_bean3, "someDomain:t=test"); _server3.RegisterMBean(_bean3, "invalidPrefix.someDomain:t=test"); _aggregateConnection = new AggregateMBeanServerConnection(_server3); _aggregateConnection.AddChildServer("one", _server1); _aggregateConnection.AddChildServer("two", _server2); }