### Motivation Consumer with FailOver-Subscription is not reseting `lastCumulativeAck` so, ack-tracker task keeps sending invalid ack to broker.
### Modifications - Reset `lastCumulativeAck` and return to avoid sending duplicate ack. [ Full content available at: https://github.com/apache/incubator-pulsar/pull/2436 ] This message was relayed via gitbox.apache.org for [email protected]
