所以我将Neo4j集群安装升级到3.0.3，似乎我无法加载安装程序附带的数据库。这是日志文件
<code>2016-06-28 14:11:20.879+0000 INFO Starting...
2016-06-28 14:11:21.620+0000 INFO Write transactions to database disabled
2016-06-28 14:11:22.483+0000 INFO Bolt enabled on localhost:7687.
2016-06-28 14:11:22.504+0000 INFO Initiating metrics...
2016-06-28 14:11:24.344+0000 INFO Attempting to join cluster of [192.168.1.91:5001, 192.168.1.92:5001, 192.168.1.93:5001]
2016-06-28 14:11:54.762+0000 ERROR Failed to start Neo4j: Starting Neo4j failed: Component 'org.neo4j.server.database.LifecycleManagingData$
org.neo4j.server.ServerStartupException: Starting Neo4j failed: Component 'org.neo4j.server.database.LifecycleManagingDatabase@1f7853af' wa$
at org.neo4j.server.exception.ServerStartupErrors.translateToServerStartupError(ServerStartupErrors.java:68)
at org.neo4j.server.AbstractNeoServer.start(AbstractNeoServer.java:217)
at org.neo4j.server.ServerBootstrapper.start(ServerBootstrapper.java:87)
at org.neo4j.server.ServerBootstrapper.start(ServerBootstrapper.java:66)
at org.neo4j.server.enterprise.EnterpriseEntryPoint.main(EnterpriseEntryPoint.java:32)
Caused by: org.neo4j.kernel.lifecycle.LifecycleException: Component 'org.neo4j.server.database.LifecycleManagingDatabase@1f7853af' was succ$
at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:444)
at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107)
at org.neo4j.server.AbstractNeoServer.start(AbstractNeoServer.java:189)
... 3 more
Caused by: java.lang.RuntimeException: Error starting org.neo4j.kernel.ha.factory.HighlyAvailableFacadeFactory, /opt/neo4j/neo4j-enterprise$
at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.newFacade(GraphDatabaseFacadeFactory.java:144)
at org.neo4j.kernel.ha.factory.HighlyAvailableFacadeFactory.newFacade(HighlyAvailableFacadeFactory.java:42)
at org.neo4j.kernel.ha.HighlyAvailableGraphDatabase.<init>(HighlyAvailableGraphDatabase.java:41)
at org.neo4j.server.enterprise.EnterpriseNeoServer.lambda$static$0(EnterpriseNeoServer.java:80)
at org.neo4j.server.database.LifecycleManagingDatabase.start(LifecycleManagingDatabase.java:89)
at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:434)
... 5 more
Caused by: org.neo4j.kernel.lifecycle.LifecycleException: Component 'org.neo4j.cluster.client.ClusterJoin@4b6942a0' was successfully initia$
at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:444)
at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107)
at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:434)
at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107)
at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.newFacade(GraphDatabaseFacadeFactory.java:140)
... 10 more
Caused by: java.util.concurrent.TimeoutException
at org.neo4j.cluster.statemachine.StateMachineProxyFactory$ResponseFuture.get(StateMachineProxyFactory.java:300)
</code>
我可以尝试加载任何新的数据库吗？感谢。
答案 0 :(得分：0)
这是在单个实例还是群集上？
最好先在独立模式下尝试。
你是如何升级的？使用管理工具
neo4j-admin --mode database --from neo4j-2x-db --to neo4j-3x-db？