无法创建选择器/无法建立环回连接/连接超时

Question

我正在运行一个Java socket.io服务器（com.corundumstudio.socketio实现），它用于工作正常，但现在，刚启动后（ ）的服务器，我得到这个错误信息：

Exception in thread "main" org.jboss.netty.channel.ChannelException: Failed to c 
reate a selector. 
     at org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(A 
bstractNioSelector.java:338) 
     at org.jboss.netty.channel.socket.nio.AbstractNioSelector.<init>(Abstrac 
tNioSelector.java:96) 
     at org.jboss.netty.channel.socket.nio.AbstractNioWorker.<init>(AbstractN 
ioWorker.java:51) 
     at org.jboss.netty.channel.socket.nio.NioWorker.<init>(NioWorker.java:45 
) 
     at org.jboss.netty.channel.socket.nio.NioWorkerPool.createWorker(NioWork 
erPool.java:45) 
     at org.jboss.netty.channel.socket.nio.NioWorkerPool.createWorker(NioWork 
erPool.java:28) 
     at org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.newWorker(Ab 
stractNioWorkerPool.java:99) 
     at org.jboss.netty.channel.socket.nio.AbstractNioWorkerPool.init(Abstrac 
tNioWorkerPool.java:69) 
     at org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool 
.java:39) 
     at org.jboss.netty.channel.socket.nio.NioWorkerPool.<init>(NioWorkerPool 
.java:33) 
     at org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<ini 
t>(NioServerSocketChannelFactory.java:149) 
     at org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<ini 
t>(NioServerSocketChannelFactory.java:131) 
     at org.jboss.netty.channel.socket.nio.NioServerSocketChannelFactory.<ini 
t>(NioServerSocketChannelFactory.java:115) 
     at com.corundumstudio.socketio.SocketIOServer.start(SocketIOServer.java: 
76) 
     at biu_nlp_net.CommonSocketIOServer.start(CommonSocketIOServer.java:67) 
     at biu_nlp_net.LexicalEntailmentServer.main(LexicalEntailmentServer.java 
:188) 
**Caused by: java.io.IOException: Unable to establish loopback connection** 
     at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source) 
     at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source) 
     at java.security.AccessController.doPrivileged(Native Method) 
     at sun.nio.ch.PipeImpl.<init>(Unknown Source) 
     at sun.nio.ch.SelectorProviderImpl.openPipe(Unknown Source) 
     at java.nio.channels.Pipe.open(Unknown Source) 
     at sun.nio.ch.WindowsSelectorImpl.<init>(Unknown Source) 
     at sun.nio.ch.WindowsSelectorProvider.openSelector(Unknown Source) 
     at java.nio.channels.Selector.open(Unknown Source) 
     at org.jboss.netty.channel.socket.nio.AbstractNioSelector.openSelector(A 
bstractNioSelector.java:336) 
     ... 15 more 
**Caused by: java.net.ConnectException: Connection timed out: connect** 
     at sun.nio.ch.Net.connect0(Native Method) 
     at sun.nio.ch.Net.connect(Unknown Source) 
     at sun.nio.ch.Net.connect(Unknown Source) 
     at sun.nio.ch.SocketChannelImpl.connect(Unknown Source) 
     at java.nio.channels.SocketChannel.open(Unknown Source) 
     ... 25 more 

我用Java 7的Windows 2003上

Answer 1

重新启动Windows机器后问题解决。可能是一个累了的服务器...

Answer 2

这可能是因为防火墙问题运行这个......你需要详细检查这里。