Hello,

we have many errors like this:
Nov 16, 2015 2:49:53 PM org.apache.http.nio.protocol.HttpAsyncRequestExecutor exception
SEVERE: http-outgoing-1 [CLOSED] HTTP protocol exception: null
java.nio.channels.ClosedChannelException
at sun.nio.ch.SocketChannelImpl.ensureReadOpen(SocketChannelImpl.java:257)
at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:300)
at org.apache.http.nio.reactor.ssl.SSLIOSession.receiveEncryptedData(SSLIOSession.java:346)
at org.apache.http.nio.reactor.ssl.SSLIOSession.isAppInputReady(SSLIOSession.java:377)
at org.apache.http.impl.nio.reactor.AbstractIODispatch.inputReady(AbstractIODispatch.java:118)
at org.apache.http.impl.nio.reactor.BaseIOReactor.validate(BaseIOReactor.java:220)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.execute(AbstractIOReactor.java:284)
at org.apache.http.impl.nio.reactor.BaseIOReactor.execute(BaseIOReactor.java:106)
at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor$Worker.run(AbstractMultiworkerIOReactor.java:613)
at java.lang.Thread.run(Thread.java:745)

Nov 16, 2015 2:49:53 PM org.apache.http.nio.protocol.HttpAsyncRequestExecutor exception
SEVERE: http-outgoing-3 [CLOSED] HTTP protocol exception: null
java.nio.channels.ClosedChannelException
at sun.nio.ch.SocketChannelImpl.ensureReadOpen(SocketChannelImpl.java:257)
at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:300)
at org.apache.http.nio.reactor.ssl.SSLIOSession.receiveEncryptedData(SSLIOSession.java:346)
at org.apache.http.nio.reactor.ssl.SSLIOSession.isAppInputReady(SSLIOSession.java:377)
at org.apache.http.impl.nio.reactor.AbstractIODispatch.inputReady(AbstractIODispatch.java:118)
at org.apache.http.impl.nio.reactor.BaseIOReactor.validate(BaseIOReactor.java:220)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.execute(AbstractIOReactor.java:284)
at org.apache.http.impl.nio.reactor.BaseIOReactor.execute(BaseIOReactor.java:106)
at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor$Worker.run(AbstractMultiworkerIOReactor.java:613)
at java.lang.Thread.run(Thread.java:745)

Nov 16, 2015 2:49:53 PM org.apache.http.nio.protocol.HttpAsyncRequestExecutor exception
SEVERE: http-outgoing-2 [CLOSED] HTTP protocol exception: null
java.nio.channels.ClosedChannelException
at sun.nio.ch.SocketChannelImpl.ensureReadOpen(SocketChannelImpl.java:257)
at sun.nio.ch.SocketChannelImpl.read(SocketChannelImpl.java:300)
at org.apache.http.nio.reactor.ssl.SSLIOSession.receiveEncryptedData(SSLIOSession.java:346)
at org.apache.http.nio.reactor.ssl.SSLIOSession.isAppInputReady(SSLIOSession.java:377)
at org.apache.http.impl.nio.reactor.AbstractIODispatch.inputReady(AbstractIODispatch.java:118)
at org.apache.http.impl.nio.reactor.BaseIOReactor.validate(BaseIOReactor.java:220)
at org.apache.http.impl.nio.reactor.AbstractIOReactor.execute(AbstractIOReactor.java:284)
at org.apache.http.impl.nio.reactor.BaseIOReactor.execute(BaseIOReactor.java:106)
at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor$Worker.run(AbstractMultiworkerIOReactor.java:613)
at java.lang.Thread.run(Thread.java:745)

Can somebody tell me what is the cause for this?

Best regards
Toni