After Installing features "odl-netvirt-openstack", "Tab" option to display commands not working and it shows below error when ever user try "TAB" key to know list of commands available.

opendaylight-user@root>feature:install odl-netvirt-openstack odl-restconf-all
opendaylight-user@root>Error executing command: Unable to find property descriptor rpcRegistry on class org.opendaylight.netvirt.neutronvpn.shell.ConfigureL3VpnCommand

KARAF LOGS:

        2018-01-04 22:34:29,672 | ERROR | Thread-5         | ShellUtil                        | 46 - org.apache.karaf.shell.core - 4.0.10 | Exception caught while executing command
org.osgi.service.blueprint.container.ComponentDefinitionException: Unable to find property descriptor rpcRegistry on class org.opendaylight.netvirt.neutronvpn.shell.ConfigureL3VpnCommand
        at org.apache.aries.blueprint.container.BeanRecipe.getPropertyDescriptor(BeanRecipe.java:976)[13:org.apache.aries.blueprint.core:1.7.1]
        at org.apache.aries.blueprint.container.BeanRecipe.setProperty(BeanRecipe.java:958)[13:org.apache.aries.blueprint.core:1.7.1]
        at org.apache.aries.blueprint.container.BeanRecipe.setProperties(BeanRecipe.java:929)[13:org.apache.aries.blueprint.core:1.7.1]
        at org.apache.aries.blueprint.container.BeanRecipe.setProperties(BeanRecipe.java:910)[13:org.apache.aries.blueprint.core:1.7.1]
        at org.apache.aries.blueprint.container.BeanRecipe.internalCreate2(BeanRecipe.java:844)[13:org.apache.aries.blueprint.core:1.7.1]
        at org.apache.aries.blueprint.container.BeanRecipe.internalCreate(BeanRecipe.java:811)[13:org.apache.aries.blueprint.core:1.7.1]
        at org.apache.aries.blueprint.di.AbstractRecipe.create(AbstractRecipe.java:106)[13:org.apache.aries.blueprint.core:1.7.1]
        at org.apache.aries.blueprint.container.BlueprintRepository.createInstances(BlueprintRepository.java:255)[13:org.apache.aries.blueprint.core:1.7.1]
        at org.apache.aries.blueprint.container.BlueprintRepository.createInstance(BlueprintRepository.java:233)[13:org.apache.aries.blueprint.core:1.7.1]
        at org.apache.aries.blueprint.container.BlueprintRepository.create(BlueprintRepository.java:148)[13:org.apache.aries.blueprint.core:1.7.1]
        at org.apache.aries.blueprint.container.BlueprintContainerImpl.getComponentInstance(BlueprintContainerImpl.java:796)[13:org.apache.aries.blueprint.core:1.7.1]
        at org.apache.karaf.shell.console.commands.BlueprintCommand.createNewAction(BlueprintCommand.java:100)[46:org.apache.karaf.shell.core:4.0.10]
        at org.apache.karaf.shell.commands.basic.AbstractCommand.getActionClass(AbstractCommand.java:44)[46:org.apache.karaf.shell.core:4.0.10]
        at Proxy06a0bba7_2bfd_4986_943a_31d64d68b3b9.getActionClass(Unknown Source)[:]
        at org.apache.karaf.shell.compat.ArgumentCompleter.<init>(ArgumentCompleter.java:86)[46:org.apache.karaf.shell.core:4.0.10]
        at org.apache.karaf.shell.compat.CommandTracker$1.getCompleter(CommandTracker.java:102)[46:org.apache.karaf.shell.core:4.0.10]
        at org.apache.karaf.shell.impl.console.CommandsCompleter.checkData(CommandsCompleter.java:212)[46:org.apache.karaf.shell.core:4.0.10]
        at org.apache.karaf.shell.impl.console.CommandsCompleter.complete(CommandsCompleter.java:63)[46:org.apache.karaf.shell.core:4.0.10]
        at org.apache.karaf.shell.impl.console.CompleterAsCompletor.complete(CompleterAsCompletor.java:43)[46:org.apache.karaf.shell.core:4.0.10]
        at jline.console.ConsoleReader.complete(ConsoleReader.java:3296)[10:jline:2.14.1]
        at jline.console.ConsoleReader.readLine(ConsoleReader.java:2636)[10:jline:2.14.1]
        at jline.console.ConsoleReader.readLine(ConsoleReader.java:2362)[10:jline:2.14.1]
        at jline.console.ConsoleReader.readLine(ConsoleReader.java:2350)[10:jline:2.14.1]
        at org.apache.karaf.shell.impl.console.ConsoleSessionImpl.readAndParseCommand(ConsoleSessionImpl.java:373)[46:org.apache.karaf.shell.core:4.0.10]
        at org.apache.karaf.shell.impl.console.ConsoleSessionImpl.run(ConsoleSessionImpl.java:269)[46:org.apache.karaf.shell.core:4.0.10]
        at org.apache.karaf.shell.impl.console.osgi.DelayedStarted.run(DelayedStarted.java:75)[46:org.apache.karaf.shell.core:4.0.10]
        at java.lang.Thread.run(Thread.java:748)[:1.8.0_144]
2018-01-04 22:36:27,191 | INFO  | eChangeHandler-0 | IdManager                        | 238 - org.opendaylight.genius.idmanager-impl - 0.4.0.SNAPSHOT | Got pool IdLocalPool [poolName=elan.ids.pool.2130706433, availableIds=AvailableIdHolder [low=5000, high=5499, cur=4999], releasedIds=ReleasedIdHolder [availableIdCount=0, timeDelaySec=30, delayedEntries=[]]]
2018-01-04 22:36:27,192 | INFO  | eChangeHandler-0 | IdManager                        | 238 - org.opendaylight.genius.idmanager-impl - 0.4.0.SNAPSHOT | The newIdValues [5000] for the idKey bd8db3a8-2b30-4083-a8b3-b3fd46401142
2018-01-04 22:36:27,251 | INFO  | nPool-1-worker-4 | UpdateIdEntryJob                 | 238 - org.opendaylight.genius.idmanager-impl - 0.4.0.SNAPSHOT | Updated id entry with idValues [5000], idKey bd8db3a8-2b30-4083-a8b3-b3fd46401142, pool elan.ids.pool.2130706433