Hello
I have always an reproducable issue getting an invalid tansport when connecting two PC over a local network via a registerless SIP connection.
Both machine are WIN7 64 bit and running Jitsi 2.3.4844 but I have this issue also with older Jitsi versions.
It happened when I close a connection and try to call it again. Then I always get:
java.lang.IllegalArgumentException: invalid transport
at net.java.sip.communicator.impl.protocol.sip.SipStackSharing.getJainSipProvider(SipStackSharing.java:439)
at net.java.sip.communicator.impl.protocol.sip.ProtocolProviderServiceSipImpl.getJainSipProvider(ProtocolProviderServiceSipImpl.java:1477)
at net.java.sip.communicator.impl.protocol.sip.ProtocolProviderServiceSipImpl.getDefaultJainSipProvider(ProtocolProviderServiceSipImpl.java:1856)
at net.java.sip.communicator.impl.protocol.sip.SipMessageFactory.createInviteRequest(SipMessageFactory.java:724)
at net.java.sip.communicator.impl.protocol.sip.SipMessageFactory.createInviteRequest(SipMessageFactory.java:864)
at net.java.sip.communicator.impl.protocol.sip.CallSipImpl.invite(CallSipImpl.java:350)
at net.java.sip.communicator.impl.protocol.sip.OperationSetVideoTelephonySipImpl.createVideoCall(OperationSetVideoTelephonySipImpl.java:161)
at net.java.sip.communicator.impl.protocol.sip.OperationSetVideoTelephonySipImpl.createVideoCall(OperationSetVideoTelephonySipImpl.java:111)
at net.java.sip.communicator.impl.gui.main.call.CallManager.internalCallVideo(CallManager.java:2445)
at net.java.sip.communicator.impl.gui.main.call.CallManager.access$700(CallManager.java:48)
at net.java.sip.communicator.impl.gui.main.call.CallManager$CreateCallThread.run(CallManager.java:2375)
The only way to make a new call isa to restart Jitsi.
BR
Stefan