我正在使用apache sshd。我正在启动SshServer。它开始很好。但是我一直在跟踪错误。不知道这是什么意思？有人试图连接到不是套接字连接的40022吗？
2019-03-28 14:32:15.152 WARN [ ] --- []-nio2-thread-7] o.a.s.c.i.n.Nio2Acceptor : Caught IOException while accepting incoming connection from /0:0:0:0:0:0:0:0:40022: An operation was attempted on something that is not a socket
java.io.IOException: An operation was attempted on something that is not a socket
at sun.nio.ch.WindowsAsynchronousServerSocketChannelImpl.accept0(Native Method) ~[?:1.8.0_191]
at sun.nio.ch.WindowsAsynchronousServerSocketChannelImpl.access$500(WindowsAsynchronousServerSocketChannelImpl.java:42) ~[?:1.8.0_191]
at sun.nio.ch.WindowsAsynchronousServerSocketChannelImpl$AcceptTask.run(WindowsAsynchronousServerSocketChannelImpl.java:185) ~[?:1.8.0_191]
at sun.nio.ch.WindowsAsynchronousServerSocketChannelImpl.implAccept(WindowsAsynchronousServerSocketChannelImpl.java:346) ~[?:1.8.0_191]
at sun.nio.ch.AsynchronousServerSocketChannelImpl.accept(AsynchronousServerSocketChannelImpl.java:134) ~[?:1.8.0_191]
at org.apache.sshd.common.io.nio2.Nio2Acceptor$AcceptCompletionHandler.onFailed(Nio2Acceptor.java:264) ~[sshd-core-1.7.0.jar:1.7.0]
at org.apache.sshd.common.io.nio2.Nio2Acceptor$AcceptCompletionHandler.onFailed(Nio2Acceptor.java:167) ~[sshd-core-1.7.0.jar:1.7.0]
at org.apache.sshd.common.io.nio2.Nio2CompletionHandler.lambda$failed$1(Nio2CompletionHandler.java:46) ~[sshd-core-1.7.0.jar:1.7.0]
at java.security.AccessController.doPrivileged(Native Method) [?:1.8.0_191]
at org.apache.sshd.common.io.nio2.Nio2CompletionHandler.failed(Nio2CompletionHandler.java:45) [sshd-core-1.7.0.jar:1.7.0]
at sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:128) [?:1.8.0_191]
at sun.nio.ch.Invoker$2.run(Invoker.java:218) [?:1.8.0_191]
at sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112) [?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_191]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]