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  • I need help. when i got ObjectType.analogInput's PropertyIdentifier.presentValue error.

            RemoteDevice rd = findRemoteDevice(address, 10, transport, ld);
            
            ObjectIdentifier objectIdentifier = new ObjectIdentifier(ObjectType.analogInput,0);
    //        ObjectIdentifier objectIdentifier = new  ObjectIdentifier(ObjectType.device,10)
            Map<PropertyIdentifier, Encodable> values = RequestUtils.getProperties(ld, rd,
                   objectIdentifier ,
                    null,
                    PropertyIdentifier.presentValue);
    
    
            System.out.println(values);
    

    Error messageļ¼š

    Exception in thread "main" com.serotonin.bacnet4j.exception.BACnetException: property: missing-required-parameter
    	at com.serotonin.bacnet4j.transport.ServiceFutureImpl.result(ServiceFutureImpl.java:85)
    	at com.serotonin.bacnet4j.transport.ServiceFutureImpl.get(ServiceFutureImpl.java:64)
    	at com.serotonin.bacnet4j.util.RequestUtils.sendOneAtATime(RequestUtils.java:429)
    	at com.serotonin.bacnet4j.util.RequestUtils.readProperties(RequestUtils.java:400)
    	at com.serotonin.bacnet4j.util.RequestUtils.readProperties(RequestUtils.java:258)
    	at com.serotonin.bacnet4j.util.RequestUtils.getProperties(RequestUtils.java:142)
    	at com.serotonin.bacnet4j.util.RequestUtils.getProperties(RequestUtils.java:136)
    	at com.serotonin.bacnet4j.TestMy1.main(TestMy1.java:74)
    

    vts message:
    0_1573813832699_20191115182653.png