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| @@ -200,7 +200,7 @@ public abstract class AbstractTransportService implements TransportService { | @@ -200,7 +200,7 @@ public abstract class AbstractTransportService implements TransportService { | ||
| 200 | @Override | 200 | @Override |
| 201 | public void deregisterSession(TransportProtos.SessionInfoProto sessionInfo) { | 201 | public void deregisterSession(TransportProtos.SessionInfoProto sessionInfo) { |
| 202 | SessionMetaData currentSession = sessions.get(toId(sessionInfo)); | 202 | SessionMetaData currentSession = sessions.get(toId(sessionInfo)); |
| 203 | - if (currentSession.hasScheduledFuture()) { | 203 | + if (currentSession != null && currentSession.hasScheduledFuture()) { |
| 204 | log.debug("Stopping scheduler to avoid resending response if request has been ack."); | 204 | log.debug("Stopping scheduler to avoid resending response if request has been ack."); |
| 205 | currentSession.getScheduledFuture().cancel(false); | 205 | currentSession.getScheduledFuture().cancel(false); |
| 206 | } | 206 | } |