[ https://issues.apache.org/jira/browse/NIFI-8209?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Mike Thomsen reassigned NIFI-8209: ---------------------------------- Assignee: Mike Thomsen > The Apache Nifi 1.12.1 Neo4JCypherClientService controller service hangs > indefinitely attempting to connect to Neo4j 4.2.3 > -------------------------------------------------------------------------------------------------------------------------- > > Key: NIFI-8209 > URL: https://issues.apache.org/jira/browse/NIFI-8209 > Project: Apache NiFi > Issue Type: Bug > Components: Extensions, Tools and Build > Affects Versions: 1.12.1 > Environment: UNIX/CentOS 7 > Reporter: freddie Burgess > Assignee: Mike Thomsen > Priority: Major > > The latest Neo4j Controller Service in Nifi from the graph bundle has been > built using neo4j-java-driver v1.6.2 and is not compatible with Neo4j 4.x. > Enabling the controller fails in reaching the Neo4j database. > neo4j-enterprise-edition > Nifi 1.11.x + Neo 4.2.2 => ServiceUnavailableException > Nifi 1.11.x + Neo 4.1.5 => ServiceUnavailableException > Nifi 1.11.x + Neo 4.0.11 => ServiceUnavailableException > Nifi 1.11.x + Neo 3.5.26 => OK > neo4j-community-edition > Nifi 1.12.x + Neo 4.2.3 => ServiceUnavailableException > Nifi 1.12.x + Neo 4.2.2 => ServiceUnavailableException > Nifi 1.11.x + Neo 4.1.5 => ServiceUnavailableException > Nifi 1.11.x + Neo 4.0.11 => ServiceUnavailableException > Nifi 1.11.x + Neo 3.5.26 => OK > > 2021-01-13 20:00:02,167 ERROR [Timer-Driven Process Thread-9] > o.a.n.c.s.StandardControllerServiceNode > StandardControllerServiceNode[service=Neo4JCypherClientService[id=192a1810-11da-101d-b4cd-f704063cba3d], > versionedComponentId=null, > processGroup=StandardProcessGroup[identifier=6038b1ce-016d-1000-68fc-0a8f542cf79b,name=NiFi > Flow], active=true] Failed to invoke @OnEnabled method due to > org.apache.nifi.processor.exception.ProcessException: Error while getting > connectionConnection to the database terminated. This can happen due to > network instabilities, or due to restarts of the database: {} > org.apache.nifi.processor.exception.ProcessException: Error while getting > connectionConnection to the database terminated. This can happen due to > network instabilities, or due to restarts of the database > at > org.apache.nifi.graph.Neo4JCypherClientService.onEnabled(Neo4JCypherClientService.java:255) > at jdk.internal.reflect.GeneratedMethodAccessor505.invoke(Unknown Source) > at > java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.base/java.lang.reflect.Method.invoke(Method.java:566) > at > org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotations(ReflectionUtils.java:142) > at > org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotations(ReflectionUtils.java:130) > at > org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotations(ReflectionUtils.java:75) > at > org.apache.nifi.util.ReflectionUtils.invokeMethodsWithAnnotation(ReflectionUtils.java:52) > at > org.apache.nifi.controller.service.StandardControllerServiceNode$2.run(StandardControllerServiceNode.java:432) > at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110) > at > java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) > at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) > at > java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304) > at > java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) > at > java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) > at java.base/java.lang.Thread.run(Thread.java:834) > Caused by: org.neo4j.driver.v1.exceptions.ServiceUnavailableException: > Connection to the database terminated. This can happen due to network > instabilities, or due to restarts of the database > at > org.neo4j.driver.internal.util.ErrorUtil.newConnectionTerminatedError(ErrorUtil.java:45) > at > org.neo4j.driver.internal.async.HandshakeHandler.channelInactive(HandshakeHandler.java:85) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:245) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:231) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:224) > at > org.neo4j.driver.internal.shaded.io.netty.handler.codec.ByteToMessageDecoder.channelInputClosed(ByteToMessageDecoder.java:377) > at > org.neo4j.driver.internal.shaded.io.netty.handler.codec.ByteToMessageDecoder.channelInactive(ByteToMessageDecoder.java:342) > at > org.neo4j.driver.internal.shaded.io.netty.handler.ssl.SslHandler.channelInactive(SslHandler.java:1010) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:245) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:231) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:224) > at > org.neo4j.driver.internal.shaded.io.netty.channel.ChannelInboundHandlerAdapter.channelInactive(ChannelInboundHandlerAdapter.java:75) > at > org.neo4j.driver.internal.shaded.io.netty.handler.timeout.IdleStateHandler.channelInactive(IdleStateHandler.java:277) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:245) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:231) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:224) > at > org.neo4j.driver.internal.shaded.io.netty.channel.DefaultChannelPipeline$HeadContext.channelInactive(DefaultChannelPipeline.java:1409) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:245) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:231) > at > org.neo4j.driver.internal.shaded.io.netty.channel.DefaultChannelPipeline.fireChannelInactive(DefaultChannelPipeline.java:927) > at > org.neo4j.driver.internal.shaded.io.netty.channel.AbstractChannel$AbstractUnsafe$8.run(AbstractChannel.java:822) > at > org.neo4j.driver.internal.shaded.io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163) > at > org.neo4j.driver.internal.shaded.io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:404) > at > org.neo4j.driver.internal.shaded.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:463) > at > org.neo4j.driver.internal.shaded.io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:886) > at > org.neo4j.driver.internal.shaded.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) > ... 1 common frames omitted -- This message was sent by Atlassian Jira (v8.3.4#803005)