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09-19-2023
06:45 AM
@Kumar_ The more detail you can provide, the better chance with getting a response. Sharing details like: Version of NiFi being used. full error and stack trace logged in the nifi-app.log. processor configuration details (if applicable). Matt
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09-18-2023
12:45 PM
@Kumar_ Check the configuration value boxes to see if you added a line return. If the configuration pop-up box shows more then just a "1" line then you have a lone return at the end of line "1". Click on line to and hit delete to get rid of the line return if present. If you found any of the suggestions/solutions provided helped you with your issue, please take a moment to login and click "Accept as Solution" on one or more of them that helped. Thank you, Matt
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10-06-2022
05:11 AM
@Green_ wrote: I've run into similar issues and haven't reached a clear conclusion either. It seems your have very high heap usage which might potentially be relevant. Once we stop nifi then only it is reducing..there is no data in queue but it is in high heap only.. unable to understanding why it is not reducing automatically..
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09-27-2022
01:21 AM
Nifi stop working.error Unable to start Flow Controller. Nifi version : 1.11.4 java :1.8 os :Windows Nifi application was running fine. Suddenly it is stopped, try to restart it but it is giving same error. Nifi is running single node , we are not using zookeeper and nifi cluster. 2022-09-21 11:38:21,130 INFO [main] org.wali.MinimalLockingWriteAheadLog org.wali.MinimalLockingWriteAheadLog@38f4a641 checkpointed with 1 Records and 0 Swap Files in 119 milliseconds (Stop-the-world time = 30 milliseconds, Clear Edit Logs time = 27 millis), max Transaction ID 40732 2022-09-21 11:38:21,163 INFO [main] o.apache.nifi.controller.FlowController Not enabling RAW Socket Site-to-Site functionality because nifi.remote.input.socket.port is not set 2022-09-21 11:38:21,194 INFO [main] o.a.n.w.c.ApplicationStartupContextListener Starting Flow Controller... 2022-09-21 11:38:21,201 INFO [main] o.apache.nifi.controller.FlowController Initiated graceful shutdown of flow controller...waiting up to 10 seconds 2022-09-21 11:38:22,159 INFO [main] o.apache.nifi.controller.FlowController Controller has been terminated successfully. 2022-09-21 11:38:22,428 WARN [main] org.eclipse.jetty.webapp.WebAppContext Failed startup of context o.e.j.w.WebAppContext@2b91004a{nifi-api,/nifi-api,file:///C:/ProgramData/NodeSense/nifi-1.11.4/work/jetty/nifi-web-api-1.11.4.war/webapp/,UNAVAILABLE}{.\work\nar\framework\nifi-framework-nar-1.11.4.nar-unpacked\NAR-INF\bundled-dependencies\nifi-web-api-1.11.4.war} org.apache.nifi.web.NiFiCoreException: Unable to start Flow Controller. at org.apache.nifi.web.contextlistener.ApplicationStartupContextListener.contextInitialized(ApplicationStartupContextListener.java:88) at org.eclipse.jetty.server.handler.ContextHandler.callContextInitialized(ContextHandler.java:959) at org.eclipse.jetty.servlet.ServletContextHandler.callContextInitialized(ServletContextHandler.java:553) at org.eclipse.jetty.server.handler.ContextHandler.startContext(ContextHandler.java:924) at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:365) at org.eclipse.jetty.webapp.WebAppContext.startWebapp(WebAppContext.java:1497) at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1459) at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:854) at org.eclipse.jetty.servlet.ServletContextHandler.doStart(ServletContextHandler.java:278) at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:545) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68) at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:167) at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:119) at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:113) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68) at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:167) at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:110) at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:113) at org.eclipse.jetty.server.handler.gzip.GzipHandler.doStart(GzipHandler.java:406) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68) at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:167) at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:119) at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:113) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68) at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:167) at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:119) at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:113) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68) at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:167) at org.eclipse.jetty.server.Server.start(Server.java:418) at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:110) at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:113) at org.eclipse.jetty.server.Server.doStart(Server.java:382) at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68) at org.apache.nifi.web.server.JettyServer.start(JettyServer.java:952) at org.apache.nifi.NiFi.<init>(NiFi.java:158) at org.apache.nifi.NiFi.<init>(NiFi.java:72) at org.apache.nifi.NiFi.main(NiFi.java:301) Caused by: java.util.zip.ZipException: invalid distance too far back at java.util.zip.InflaterInputStream.read(Unknown Source) at java.util.zip.GZIPInputStream.read(Unknown Source) at java.io.FilterInputStream.read(Unknown Source) at org.apache.nifi.util.file.FileUtils.copy(FileUtils.java:303) at org.apache.nifi.controller.StandardFlowService.copyCurrentFlow(StandardFlowService.java:1060) at org.apache.nifi.controller.StandardFlowService.loadFromBytes(StandardFlowService.java:796) at org.apache.nifi.controller.StandardFlowService.load(StandardFlowService.java:557) at org.apache.nifi.web.contextlistener.ApplicationStartupContextListener.contextInitialized(ApplicationStartupContextListener.java:72) ... 37 common frames omitted 2022-09-21 11:38:22,661 INFO [main] o.e.j.a.AnnotationConfiguration Scanning elapsed time=49ms 2022-09-21 11:38:22,663 INFO [main] o.e.j.s.h.C._nifi_content_viewer No Spring WebApplicationInitializer types detected on classpath 2022-09-21 11:38:22,687 INFO [main] o.e.jetty.server.handler.ContextHandler Started o.e.j.w.WebAppContext@20ccf40b{nifi-content-viewer,/nifi-content-viewer,file:///C:/ProgramData/NodeSense/nifi-1.11.4/work/jetty/nifi-web-content-viewer-1.11.4.war/webapp/,AVAILABLE}{.\work\nar\framework\nifi-framework-nar-1.11.4.nar-unpacked\NAR-INF\bundled-dependencies\nifi-web-content-viewer-1.11.4.war} 2022-09-21 11:38:22,848 INFO [main] o.e.j.a.AnnotationConfiguration Scanning elapsed time=10ms 2022-09-21 11:38:22,850 WARN [main] o.e.j.webapp.StandardDescriptorProcessor Duplicate mapping from / to default 2022-09-21 11:38:22,850 INFO [main] o.e.j.s.h.ContextHandler._nifi_docs No Spring WebApplicationInitializer types detected on classpath 2022-09-21 11:38:22,867 INFO [main] o.e.jetty.server.handler.ContextHandler Started o.e.j.w.WebAppContext@2fb3536e{nifi-docs,/nifi-docs,file:///C:/ProgramData/NodeSense/nifi-1.11.4/work/jetty/nifi-web-docs-1.11.4.war/webapp/,AVAILABLE}{.\work\nar\framework\nifi-framework-nar-1.11.4.nar-unpacked\NAR-INF\bundled-dependencies\nifi-web-docs-1.11.4.war} 2022-09-21 11:38:22,901 INFO [main] o.e.j.a.AnnotationConfiguration Scanning elapsed time=8ms 2022-09-21 11:38:22,903 INFO [main] o.e.j.server.handler.ContextHandler._ No Spring WebApplicationInitializer types detected on classpath 2022-09-21 11:38:22,917 INFO [main] o.e.jetty.server.handler.ContextHandler Started o.e.j.w.WebAppContext@169e6180{nifi-error,/,file:///C:/ProgramData/NodeSense/nifi-1.11.4/work/jetty/nifi-web-error-1.11.4.war/webapp/,AVAILABLE}{.\work\nar\framework\nifi-framework-nar-1.11.4.nar-unpacked\NAR-INF\bundled-dependencies\nifi-web-error-1.11.4.war} 2022-09-21 11:38:22,935 INFO [main] o.eclipse.jetty.server.AbstractConnector Started ServerConnector@f79e{HTTP/1.1,[http/1.1]}{0.0.0.0:8080} 2022-09-21 11:38:22,935 INFO [main] org.eclipse.jetty.server.Server Started @31402ms 2022-09-21 11:38:22,935 WARN [main] org.apache.nifi.web.server.JettyServer Failed to start web server,shutting down. org.apache.nifi.web.NiFiCoreException: Unable to start Flow Controller. at org.apache.nifi.web.contextlistener.ApplicationStartupContextListener.contextInitialized(ApplicationStartupContextListener.java:88) at org.eclipse.jetty.server.handler.ContextHandler.callContextInitialized(ContextHandler.java:959)
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Apache NiFi
10-28-2021
12:56 AM
Need to use apache-zookeeper for external one. Once you use apache-zookeeper it will work. https://zookeeper.apache.org/releases.html
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