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  1. ,
    Expert tip

    Try changing the port in core-site.xml from 9000 to 9001 as it seems port 9000 doesn't work.

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    Change the connection port and ip adress. If you're trying to connect to your server from your own computer, check if you haven't already connected to the server in another instance.

Solutions on the web

via github.com by Unknown author, 1 year ago
java.net.BindException: Problem binding to [0.0.0.0:8031] java.net.BindException: Address already in use; For more details see: http://wiki.apache.org/hadoop/BindException
via GitHub by jpdna
, 1 year ago
java.net.BindException: Problem binding to [0.0.0.0:8031] java.net.BindException: Address already in use; For more details see: http://wiki.apache.org/hadoop/BindException
via Stack Overflow by Viswanadh Kumar Reddy Vuggumud
, 2 years ago
java.net.BindException: Problem binding to [ahti.d.umn.edu:28025] java.net.BindException: Cannot assign requested address; For more details see: http://wiki.apache.org/hadoop/BindException
via askubuntu.com by Unknown author, 2 years ago
java.io.IOException: Failed on local exception: java.net.SocketException: Unresolved address; Host Details : local host is: "master"; destination host is: (unknown):0;
via Ask Ubuntu by Shivam Arora
, 1 year ago
java.io.IOException: Failed on local exception: java.net.SocketException: Unresolved address; Host Details : local host is: "master"; destination host is: (unknown):0;
via Stack Overflow by Murali krishna Konduru
, 5 months ago
java.net.BindException: Problem binding to [0.0.0.0:8040] java.net.BindException: Address already in use; For more details see: http://wiki.apache.org/hadoop/BindException
java.net.BindException: Address already in use	at sun.nio.ch.Net.bind0(Native Method)	at sun.nio.ch.Net.bind(Net.java:433)	at sun.nio.ch.Net.bind(Net.java:425)	at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223)	at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74)	at org.apache.hadoop.ipc.Server.bind(Server.java:407)	at org.apache.hadoop.ipc.Server$Listener.(Server.java:573)	at org.apache.hadoop.ipc.Server.(Server.java:2206)	at org.apache.hadoop.ipc.RPC$Server.(RPC.java:944)	at org.apache.hadoop.ipc.ProtobufRpcEngine$Server.(ProtobufRpcEngine.java:537)	at org.apache.hadoop.ipc.ProtobufRpcEngine.getServer(ProtobufRpcEngine.java:512)	at org.apache.hadoop.ipc.RPC$Builder.build(RPC.java:789)	at org.apache.hadoop.yarn.factories.impl.pb.RpcServerFactoryPBImpl.createServer(RpcServerFactoryPBImpl.java:169)	at org.apache.hadoop.yarn.factories.impl.pb.RpcServerFactoryPBImpl.getServer(RpcServerFactoryPBImpl.java:132)	at org.apache.hadoop.yarn.ipc.HadoopYarnProtoRPC.getServer(HadoopYarnProtoRPC.java:65)	at org.apache.hadoop.yarn.ipc.YarnRPC.getServer(YarnRPC.java:54)	at org.apache.hadoop.yarn.server.resourcemanager.ResourceTrackerService.serviceStart(ResourceTrackerService.java:162)	at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)	at org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:120)	at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$RMActiveServices.serviceStart(ResourceManager.java:592)	at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)	at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.startActiveServices(ResourceManager.java:1007)	at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$1.run(ResourceManager.java:1048)	at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$1.run(ResourceManager.java:1044)	at java.security.AccessController.doPrivileged(Native Method)	at javax.security.auth.Subject.doAs(Subject.java:422)	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1656)	at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.transitionToActive(ResourceManager.java:1044)	at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceStart(ResourceManager.java:1084)	at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)	at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:1219)