The new 2.45.35 version seems unstable as it logs JForex out sometimes.
We have older versions running in 2.45.28 on the same dedicated server. They do not logout. It is always the 2.45.35.
The server hosts 27 running JForex. Since a few (4) running on 2.34.35 this problem started. Before it was no problem.
This appears after JForex logged out:

z
Java console seems to give a reason:
2016-02-01 20:20:04.878 INFO com.dukascopy.dds4.transport.client.i - Server: JForex platform responded with version: 4
2016-02-01 20:20:04.879 INFO com.dukascopy.dds4.transport.client.b - Child session opened for [d-ja-gva-91-191.dukascopy.com/194.8.15.191:10443], sending [<ChildSocketAuthAcceptorMessage(parentSessionId=3c3cd4d7-ef92-4bee-a5ea-0e2fcbcfb270,timestamp=1454342579429)>], successful consequent attempt [1]
2016-02-01 20:20:14.748 INFO com.dukascopy.dds4.transport.client.i - Server: JForex platform responded with version: 4
2016-02-01 20:20:14.748 INFO com.dukascopy.dds4.transport.client.b - Child session opened for [d-ja-gva-91-191.dukascopy.com/194.8.15.191:10443], sending [<ChildSocketAuthAcceptorMessage(parentSessionId=3c3cd4d7-ef92-4bee-a5ea-0e2fcbcfb270,timestamp=1454342579429)>], successful consequent attempt [2]
2016-02-01 20:20:14.858 INFO com.dukascopy.dds4.transport.client.e - Disconnect task in queue, reason [CONNECTION_PROBLEM], server address [d-ja-gva-91-191.dukascopy.com/194.8.15.191:10443], transport name [JForex platform]
2016-02-01 20:20:15.858 WARN com.dukascopy.dds2.greed.connection.e - DISCONNECTED : [CONNECTION_PROBLEM]
2016-02-01 20:20:15.864 INFO com.dukascopy.dds2.greed.connection.e - Sleeping for reconnect : 0
2016-02-01 20:20:15.864 WARN com.dukascopy.dds2.greed.connection.e - CONNECTING attempt # 1
2016-02-01 20:20:15.867 INFO com.dukascopy.dds2.greed.connection.e - Disconnected.
2016-02-01 20:20:17.002 INFO com.dukascopy.dds4.transport.client.i - Server: JForex platform responded with version: 4
2016-02-01 20:20:17.003 INFO com.dukascopy.dds4.transport.client.b - Primary connect successfull, primarySession is [MinaIoSessionWrapper [session=(SOCKET, R: d-ja-gva-91-191.dukascopy.com/194.8.15.191:10443, L: / :9790, S: d-ja-gva-91-191.dukascopy.com/194.8.15.191:10443)]], address is [d-ja-gva-91-191.dukascopy.com/194.8.15.191:10443]
2016-02-01 20:20:18.812 INFO com.dukascopy.dds2.greed.connection.d - !!!:Thread[(JForex platform) ClientConnector,6,javawsApplicationThreadGroup]
2016-02-01 20:20:18.814 INFO com.dukascopy.dds2.greed.connection.e - API Authorized - 2016-02-01 19:20:18
2016-02-01 20:20:18.814 INFO com.dukascopy.dds4.transport.client.b - Child socket connection could be accepted now by server [<ChildSocketAuthAcceptorMessage(parentSessionId=1ee41542-47a8-48cb-a218-375164cafd5f,timestamp=1454354484472)>], transport client [JForex platform, d-ja-gva-91-191.dukascopy.com/194.8.15.191:10443]
2016-02-01 20:20:18.836 INFO com.dukascopy.dds4.transport.synch.b - terminated
2016-02-01 20:20:18.837 INFO com.dukascopy.dds2.greed.actions.dowjones.i - NewsLanguagesManager is shutdown
2016-02-01 20:20:18.837 INFO com.dukascopy.dds4.transport.synch.b - terminated
2016-02-01 20:20:18.837 INFO com.dukascopy.dds2.greed.actions.dowjones.j - NewsSubscribeManager is shutdown
2016-02-01 20:20:20.264 INFO com.dukascopy.dds4.transport.client.i - Server: JForex platform responded with version: 4
2016-02-01 20:20:20.265 INFO com.dukascopy.dds4.transport.client.b - Child session opened for [d-ja-gva-91-191.dukascopy.com/194.8.15.191:10443], sending [<ChildSocketAuthAcceptorMessage(parentSessionId=1ee41542-47a8-48cb-a218-375164cafd5f,timestamp=1454354484472)>], successful consequent attempt [1]
2016-02-01 20:20:20.508 INFO com.dukascopy.dds2.greed.actions.dowjones.i - Loaded available news languages: [NewsLanguage [code=ar, name=Arabic, nationalName=العربية], NewsLanguage [code=de, name=German, nationalName=Deutsch], NewsLanguage [code=sk, name=Slovak, nationalName=SlovenÄina], NewsLanguage [code=it, name=Italian, nationalName=Italiano], NewsLanguage [code=ru, name=Russian, nationalName=РуÑÑкий], NewsLanguage [code=en, name=English, nationalName=English], NewsLanguage [code=es, name=Spanish, nationalName=Español], NewsLanguage [code=fr, name=French, nationalName=Français], NewsLanguage [code=he, name=Hebrew, nationalName=עברית], NewsLanguage [code=hu, name=Hungarian, nationalName=Magyar], NewsLanguage [code=bg, name=Bulgarian, nationalName=БългарÑки], NewsLanguage [code=uk, name=Ukrainian, nationalName=УкраїнÑька], NewsLanguage [code=cs, name=Czech, nationalName=ÄŒeÅ¡tina], NewsLanguage [code=pt, name=Portuguese, nationalName=Português], NewsLanguage [code=ms, name=Malay, nationalName=Malay], NewsLanguage [code=ro, name=Romanian, nationalName=Român], NewsLanguage [code=sv, name=Swedish, nationalName=Svenska], NewsLanguage [code=pl, name=Polish, nationalName=Polski], NewsLanguage [code=th, name=Thai, nationalName=คนไทย], NewsLanguage [code=fa, name=Persian, nationalName=ÙØ§Ø±Ø³ÛŒ], NewsLanguage [code=zh, name=Chinese, nationalName=䏿–‡], NewsLanguage [code=ja, name=Japanese, nationalName=日本語]]
2016-02-01 20:20:20.508 INFO com.dukascopy.dds2.greed.actions.dowjones.i - i created.
2016-02-01 20:20:20.510 INFO com.dukascopy.dds2.greed.actions.dowjones.j - NewsSubscribeManager created.
2016-02-01 20:20:20.628 INFO com.dukascopy.dds2.greed.connection.e - Connected to d-ja-gva-91-191
2016-02-01 20:20:20.630 INFO org.slf4j.impl.Log4jLoggerAdapter - Authorized
2016-02-01 20:20:20.637 INFO com.dukascopy.dds2.greed.actions.subscribe.FullDepthInstrumentSubscribeAction - FULL DEPTH INSTRUMENTS: [NZD/USD]
2016-02-01 20:20:21.779 INFO com.dukascopy.dds2.greed.connection.e - Charts reloaded.
2016-02-01 20:20:32.423 INFO com.dukascopy.dds4.transport.client.i - Server: JForex platform responded with version: 4
2016-02-01 20:20:32.423 INFO com.dukascopy.dds4.transport.client.b - Child session opened for [d-ja-gva-91-191.dukascopy.com/194.8.15.191:10443], sending [<ChildSocketAuthAcceptorMessage(parentSessionId=1ee41542-47a8-48cb-a218-375164cafd5f,timestamp=1454354484472)>], successful consequent attempt [2]
2016-02-01 20:20:37.927 INFO com.dukascopy.dds4.transport.client.e - Disconnect task in queue, reason [CONNECTION_PROBLEM], server address [d-ja-gva-91-191.dukascopy.com/194.8.15.191:10443], transport name [JForex platform]
2016-02-01 20:20:38.813 ERROR com.dukascopy.dds2.greed.connection.AccountInfoMessageWaitingHelper - Timeout (20000ms) of AccountInfoMessageInit. Restarting ...
2016-02-01 20:20:38.927 WARN com.dukascopy.dds2.greed.connection.e - DISCONNECTED : [CONNECTION_PROBLEM]
2016-02-01 20:20:38.932 ERROR com.dukascopy.charts.data.datacache.au -
java.lang.InterruptedException
at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.reportInterruptAfterWait(Unknown Source)
at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.awaitTermination(Unknown Source)
at com.dukascopy.charts.data.datacache.au.close(L:2115)
at com.dukascopy.dds2.greed.actions.connections.DisconnectAction.doDispose(L:318)
at com.dukascopy.dds2.greed.actions.connections.DisconnectAction.GD(L:113)
at com.dukascopy.dds2.greed.connection.AccountInfoMessageWaitingHelper.Mi(L:277)
at com.dukascopy.dds2.greed.connection.AccountInfoMessageWaitingHelper.run(L:209)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
2016-02-01 20:20:39.127 INFO com.dukascopy.dds4.transport.client.e - Disconnect task in queue, reason [CLIENT_APP_REQUEST], server address [d-ja-gva-91-191.dukascopy.com/194.8.15.191:10443], transport name [JForex platform]
Please fix.