Please Note This forum exists for community support for the Mango product family and the Radix IoT Platform. Although Radix IoT employees participate in this forum from time to time, there is no guarantee of a response to anything posted here, nor can Radix IoT, LLC guarantee the accuracy of any information expressed or conveyed. Specific project questions from customers with active support contracts are asked to send requests to support@radixiot.com.

kimheeseok

hi mlohbihler,
i am using BACnet4j too. very thanks to you.
but, i have similar problem, Mr.sebastian's

i received who-has packet.

0x81, 0x0b, 0x00, 0x19, 0x01, 0x20, 0xff, 0xff,
0x00, 0xff, 0x10, 0x07, 0x09, 0x00, 0x1b, 0x3f,
0xff, 0xff, 0x3d, 0x05, 0x00, 0x45, 0x4c, 0x45,
0x43
It refers to the information below.
device instance low limit : 0
device instance high limit : 4194303
object name : ELEC

but BACnet4j occurred exception.


Exception in thread "main" com.serotonin.bacnet4j.exception.BACnetException: Error while creating APDU: 
	at com.serotonin.bacnet4j.npdu.ip.IpMessageControl$IncomingMessageExecutor.runImpl(IpMessageControl.java:500)
	at com.serotonin.bacnet4j.npdu.ip.IpMessageControl$IncomingMessageExecutor.access$0(IpMessageControl.java:464)
	at com.serotonin.bacnet4j.npdu.ip.IpMessageControl.main(IpMessageControl.java:770)
Caused by: com.serotonin.bacnet4j.exception.BACnetErrorException
	at com.serotonin.bacnet4j.type.Encodable.popStart(Encodable.java:109)
	at com.serotonin.bacnet4j.type.Encodable.readWrapped(Encodable.java:323)
	at com.serotonin.bacnet4j.type.Encodable.read(Encodable.java:185)
	at com.serotonin.bacnet4j.type.Encodable.readOptional(Encodable.java:210)
	at com.serotonin.bacnet4j.service.unconfirmed.WhoHasRequest.<init>(WhoHasRequest.java:109)
	at com.serotonin.bacnet4j.service.unconfirmed.UnconfirmedRequestService.createUnconfirmedRequestService(UnconfirmedRequestService.java:50)
	at com.serotonin.bacnet4j.apdu.UnconfirmedRequest.<init>(UnconfirmedRequest.java:62)
	at com.serotonin.bacnet4j.apdu.APDU.createAPDU(APDU.java:38)
	at com.serotonin.bacnet4j.npdu.ip.IpMessageControl$IncomingMessageExecutor.runImpl(IpMessageControl.java:497)
	... 2 more

i think BACnet4j can't find context start/end tags.
this problem occurs only 'who-has packet with device instance low/high limit'.

Posts made by kimheeseok