org.neo4j.server.ServerStartupException

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    • org.neo4j.server.ServerStartupException: Starting Neo4j failed: Component 'org.neo4j.server.database.LifecycleManagingDatabase@77ce1a25' was successfully initialized, but failed to start. Please see attached cause exception. 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.CommunityEntryPoint.main(CommunityEntryPoint.java:28) Caused by: org.neo4j.kernel.lifecycle.LifecycleException: Component 'org.neo4j.server.database.LifecycleManagingDatabase@77ce1a25' was successfully initialized, but failed to start. Please see attached cause exception. at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:444) at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107) at org.neo4j.server.AbstractNeoServer.start(AbstractNeoServer.java:189) ... 3 more Caused by: java.lang.RuntimeException: Error starting org.neo4j.kernel.impl.factory.CommunityFacadeFactory, /home/anurag/Software
    • eo4j-community-3.0.2/data/databases/graph.db at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.newFacade(GraphDatabaseFacadeFactory.java:144) at org.neo4j.kernel.impl.factory.CommunityFacadeFactory.newFacade(CommunityFacadeFactory.java:40) at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.newFacade(GraphDatabaseFacadeFactory.java:108) at org.neo4j.server.CommunityNeoServer.lambda$static$31(CommunityNeoServer.java:55) at org.neo4j.server.database.LifecycleManagingDatabase.start(LifecycleManagingDatabase.java:89) at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:434) ... 5 more Caused by: org.neo4j.kernel.lifecycle.LifecycleException: Component 'org.neo4j.kernel.impl.proc.Procedures@22b516e9' was successfully initialized, but failed to start. Please see attached cause exception. at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:444) at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:107) at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.newFacade(GraphDatabaseFacadeFactory.java:140) ... 10 more Caused by: org.neo4j.kernel.api.exceptions.ProcedureException: Procedures must return a Stream of records, where a record is a concrete class that you define, with public non-final fields defining the fields in the record. If you''d like your procedure to return `Stream`, you could define a record class like: public class Output '{' public Stream out; '}' And then define your procedure as returning `Stream<Output>`. at org.neo4j.kernel.impl.proc.OutputMappers.invalidReturnType(OutputMappers.java:239) at org.neo4j.kernel.impl.proc.OutputMappers.mapper(OutputMappers.java:147) at org.neo4j.kernel.impl.proc.ReflectiveProcedureCompiler.compileProcedure(ReflectiveProcedureCompiler.java:106) at org.neo4j.kernel.impl.proc.ReflectiveProcedureCompiler.compile(ReflectiveProcedureCompiler.java:84) at org.neo4j.kernel.impl.proc.ProcedureJarLoader.loadProcedures(ProcedureJarLoader.java:88) at org.neo4j.kernel.impl.proc.ProcedureJarLoader.loadProceduresFromDir(ProcedureJarLoader.java:77) at org.neo4j.kernel.impl.proc.Procedures.start(Procedures.java:125) at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:434) ... 12 more
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