启动neo4j会给出“地址127.0.0.1:7687已经在使用，不能绑定到它”的异常

Question

通过运行neo4j从Ubuntu终端启动./bin/neo4j浏览器时，会发生以下错误。如何解决这个错误？

启动Neo4j失败:启动Neo4j失败:组件Neo4j已成功初始化，但未能启动。请查看附加原因异常“地址127.0.0.1:7687已在使用，无法绑定到它”。启动'org.neo4j.server.database.LifecycleManagingDatabase@bdc8014‘失败:组件Neo4j已成功初始化，但未能启动。请查看附加原因异常“地址127.0.0.1:7687已在使用，无法绑定到它”。'org.neo4j.server.database.LifecycleManagingDatabase@bdc8014‘：启动Neo4j失败:组件Neo4j已成功初始化，但未能启动。请查看附加原因异常“地址127.0.0.1:7687已在使用，无法绑定到它”。在org.neo4j.server.exception.ServerStartupErrors.translateToServerStartupError(ServerStartupErrors.java:68) at org.neo4j.server.AbstractNeoServer.start(AbstractNeoServer.java:219) at org.neo4j.server.ServerBootstrapper.start(ServerBootstrapper.java:111) at org.neo4j.server.ServerBootstrapper.start(ServerBootstrapper.java:79) at org.neo4j.server.CommunityEntryPoint.main(CommunityEntryPoint.java:32) at : org.neo4j.kernel.lifecycle.LifecycleException: Component 'org.neo4j.server.database.LifecycleManagingDatabase@bdc8014‘已成功初始化，但没能开始。请查看附加原因异常“地址127.0.0.1:7687已在使用，无法绑定到它”。在org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:466) at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107) at org.neo4j.server.AbstractNeoServer.start(AbstractNeoServer.java:211) .3更多的原因是: java.lang.RuntimeException:错误启动org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory，/home/app42admin/neo4jcommunityedition/neo4j-community-3.4.0-alpha01/data/databases/graph.db at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.initFacade(GraphDatabaseFacadeFactory.java:211) at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.newFacade(GraphDatabaseFacadeFactory.java:126) at org.neo4j.server.CommunityNeoServer.lambda$static$0(CommunityNeoServer.java:58) at org.neo4j.server.database.LifecycleManagingDatabase.start(LifecycleManagingDatabase.java:88)在org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:445) .还有5种原因是: org.neo4j.kernel.lifecycle.LifecycleException:组件'org.neo4j.bolt.transport.NettyServer@3e850122‘被成功初始化，但没能开始。请查看附加原因异常“地址127.0.0.1:7687已在使用，无法绑定到它”。在org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:466) at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107) at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:445) at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107) at org.neo4j.kernel.extension.KernelExtensions.start(KernelExtensions.java:84) at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.在org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107) at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.initFacade(GraphDatabaseFacadeFactory.java:207) .9更多的原因是: org.neo4j.helpers.PortBindException: Address 127.0.0.1:7687已经在使用，无法绑定到它。在io.netty.channel.unix.Errors.newIOException(Errors.java:117) at io.netty.channel.unix.Socket.bind(Socket.java:285) at io.netty.channel.epoll.AbstractEpollChannel.doBind(AbstractEpollChannel.java:696) at io.netty.channel.epoll.EpollServerSocketChannel.doBind(EpollServerSocketChannel.java:70) at io.netty.channel.AbstractChannel$AbstractUnsafe.bind(AbstractChannel.java:558) at io.netty.channel.DefaultChannelPipeline$HeadContext.bind(DefaultChannelPipelineio.netty.channel.AbstractChannelHandlerContext.invokeBind(AbstractChannelHandlerContext.java:501) at io.netty.channel.AbstractChannelHandlerContext.bind(AbstractChannelHandlerContext.java:486) at io.netty.channel.DefaultChannelPipeline.bind(DefaultChannelPipeline.java:989) at io.netty.channel.AbstractChannel.bind(AbstractChannel.java:254) at io.netty.bootstrap.AbstractBootstrap$2.run(AbstractBootstrap.java:365) at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:403) at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:309) at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858) at java.lang.Thread.run(Thread.java:748) 2017-11-15 09:54:42.077+0000 INFO Neo4j服务器根据请求启动关闭

Answer 1

根错误是Address 127.0.0.1:7687 is already in use, cannot bind to it。

所以您的计算机上已经有使用端口7687的东西了。

您有正在运行的其他Neo4j实例吗？或者您有另一台我使用端口7687的服务器