I am getting a Write Missing error when I try to push netconf for adding local mapping with hamc key from OpenDaylight. I am attaching the error log:

RemoteDevice

{compute0}

: Error reply from remote device, request: <rpc message-id="m-61" xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
<commit/>
</rpc>
, response: <rpc-reply xmlns="urn:ietf:params:xml:ns:netconf:base:1.0" message-id="m-61">
<rpc-error>
<error-type>application</error-type>
<error-tag>operation-failed</error-tag>
<error-severity>error</error-severity>
<error-message>Unexpected error</error-message>
<error-info>
<error>java.lang.IllegalArgumentException: Unable to process update. Missing writers for: [InstanceIdentifier

{targetType=interface org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.hmac.key.grouping.HmacKey, path=[org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.Lisp, org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.lisp.feature.data.grouping.LispFeatureData, org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.eid.table.grouping.EidTable, org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.eid.table.grouping.eid.table.VniTable, org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.eid.table.grouping.eid.table.vni.table.VrfSubtable, org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.dp.subtable.grouping.LocalMappings, org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.dp.subtable.grouping.local.mappings.LocalMapping, org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.hmac.key.grouping.HmacKey]}

]</error>
</error-info>
</rpc-error>
</rpc-reply>