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java.net.ConnectException: Connection refused	at java.net.PlainSocketImpl.socketConnect(Native Method)	at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:351)	at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:213)	at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:200)	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)	at java.net.Socket.connect(Socket.java:529)	at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.apache.commons.httpclient.protocol.ReflectionSocketFactory.createSocket(UnknownSource)	at org.apache.commons.httpclient.protocol.DefaultProtocolSocketFactory.createSocket(UnknownSource)	at org.apache.commons.httpclient.HttpConnection.open(Unknown Source)	at org.apache.commons.httpclient.MultiThreadedHttpConnectionManager$HttpConnectionAdapter.open(UnknownSource)	at org.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(UnknownSource)	at org.apache.commons.httpclient.HttpMethodDirector.executeMethod(UnknownSource)	at org.apache.commons.httpclient.HttpClient.executeMethod(UnknownSource)	at org.apache.manifoldcf.crawler.connectors.webcrawler.ThrottledFetcher$ThrottledConnection$ExecuteMethodThread.run(ThrottledFetcher.java:1244)