When deleting router port, the following IlliganArgumentException occurs.

2015-10-13 17:04:03,541 | ERROR | ntDispatcherImpl | EventDispatcher | 392 - org.opendaylight.ovsdb.openstack.net-virt - 1.2.1.SNAPSHOT | Exception in dispatching event NorthboundEvent [handler=NEUTRON_PORT, action=DELETE, port=NeutronPort [portUUID=Uuid [_value=c3b39079-eb83-4171-8693-b7e2832ebc8e], networkUUID=57def504-83bb-4138-be45-bf269fa4e371, name=, adminStateUp=true, status=ACTIVE, macAddress=FA:16:3E:1D:39:83, fixedIPs=[Neutron_IPs

{ipAddress='10.100.0.1', subnetUUID='dfce94fb-3d45-4789-bb92-a591f14cfb32'}

], deviceID=4fa94f0d-9e4f-43af-af42-4045324dc6db, deviceOwner=network:router_interface, tenantID=35a40ba72484475dba568dd452c196e7, securityGroups=[], bindinghostID=, bindingvnicType=normal, bindingvnicType=normal], subnet=null, router=null, routerInterface=null, floatingIP=null, network=null, loadBalancer=null, loadBalancerPool=null, loadBalancerPoolMember=null]
java.lang.IllegalArgumentException: Supplied value "Uuid [_value=c3b39079-eb83-4171-8693-b7e2832ebc8e]" does not match required pattern "^[0-9a-fA-F]

{8}

-[0-9a-fA-F]

{4}-[0-9a-fA-F]{4}

-[0-9a-fA-F]

{4}

-[0-9a-fA-F]

{12}

$"
at com.google.common.base.Preconditions.checkArgument(Preconditions.java:145)[64:com.google.guava:18.0.0]
at org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Uuid.<init>(Uuid.java:44)[219:org.opendaylight.mdsal.model.ietf-yang-types-20130715:2013.7.15.8-SNAPSHOT]
at org.opendaylight.neutron.transcriber.AbstractNeutronInterface.toUuid(AbstractNeutronInterface.java:236)[366:org.opendaylight.neutron.transcriber:0.6.0.SNAPSHOT]
at org.opendaylight.neutron.transcriber.NeutronPortInterface.toMd(NeutronPortInterface.java:298)[366:org.opendaylight.neutron.transcriber:0.6.0.SNAPSHOT]
at org.opendaylight.neutron.transcriber.NeutronPortInterface.toMd(NeutronPortInterface.java:52)[366:org.opendaylight.neutron.transcriber:0.6.0.SNAPSHOT]
at org.opendaylight.neutron.transcriber.AbstractNeutronInterface.get(AbstractNeutronInterface.java:310)[366:org.opendaylight.neutron.transcriber:0.6.0.SNAPSHOT]
at org.opendaylight.neutron.transcriber.AbstractNeutronInterface$6.action(AbstractNeutronInterface.java:323)[366:org.opendaylight.neutron.transcriber:0.6.0.SNAPSHOT]
at org.opendaylight.neutron.transcriber.AbstractNeutronInterface$6.action(AbstractNeutronInterface.java:320)[366:org.opendaylight.neutron.transcriber:0.6.0.SNAPSHOT]
at org.opendaylight.neutron.transcriber.AbstractNeutronInterface.chainWrapper1(AbstractNeutronInterface.java:94)[366:org.opendaylight.neutron.transcriber:0.6.0.SNAPSHOT]
at org.opendaylight.neutron.transcriber.AbstractNeutronInterface.get(AbstractNeutronInterface.java:319)[366:org.opendaylight.neutron.transcriber:0.6.0.SNAPSHOT]
at org.opendaylight.neutron.transcriber.NeutronPortInterface.getPort(NeutronPortInterface.java:68)[366:org.opendaylight.neutron.transcriber:0.6.0.SNAPSHOT]
at org.opendaylight.ovsdb.openstack.netvirt.impl.NeutronL3Adapter.programFlowsForNeutronRouterInterface(NeutronL3Adapter.java:720)[392:org.opendaylight.ovsdb.openstack.net-virt:1.2.1.SNAPSHOT]
at org.opendaylight.ovsdb.openstack.netvirt.impl.NeutronL3Adapter.handleNeutronRouterInterfaceEvent(NeutronL3Adapter.java:298)[392:org.opendaylight.ovsdb.openstack.net-virt:1.2.1.SNAPSHOT]
at org.opendaylight.ovsdb.openstack.netvirt.impl.NeutronL3Adapter.handleNeutronPortEvent(NeutronL3Adapter.java:245)[392:org.opendaylight.ovsdb.openstack.net-virt:1.2.1.SNAPSHOT]
at org.opendaylight.ovsdb.openstack.netvirt.PortHandler.doNeutronPortDeleted(PortHandler.java:122)[392:org.opendaylight.ovsdb.openstack.net-virt:1.2.1.SNAPSHOT]
at org.opendaylight.ovsdb.openstack.netvirt.PortHandler.processEvent(PortHandler.java:164)[392:org.opendaylight.ovsdb.openstack.net-virt:1.2.1.SNAPSHOT]
at org.opendaylight.ovsdb.openstack.netvirt.impl.EventDispatcherImpl.dispatchEvent(EventDispatcherImpl.java:95)[392:org.opendaylight.ovsdb.openstack.net-virt:1.2.1.SNAPSHOT]
at org.opendaylight.ovsdb.openstack.netvirt.impl.EventDispatcherImpl.access$200(EventDispatcherImpl.java:28)[392:org.opendaylight.ovsdb.openstack.net-virt:1.2.1.SNAPSHOT]
at org.opendaylight.ovsdb.openstack.netvirt.impl.EventDispatcherImpl$1.run(EventDispatcherImpl.java:57)[392:org.opendaylight.ovsdb.openstack.net-virt:1.2.1.SNAPSHOT]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)[:1.8.0_60]
at java.util.concurrent.FutureTask.run(FutureTask.java:266)[:1.8.0_60]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)[:1.8.0_60]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)[:1.8.0_60]
at java.lang.Thread.run(Thread.java:745)[:1.8.0_60]