Hi – Nifi ran out memory and shutdown the service. When I try to start, it 
threw following exception. I tried to look for slate flow file, it do not 
apprear to exist. Can someone help me ?

Thanks,
-Chakri





2016-01-15 17:31:13,595 INFO [main] o.a.n.p.PersistentProvenanceRepository 
Created new Provenance Event Writers for events starting with ID 23842697
2016-01-15 17:31:13,612 WARN [main] org.eclipse.jetty.webapp.WebAppContext 
Failed startup of context 
o.e.j.w.WebAppContext@5fa2d0d3{/nifi-api,file:/opt/nifi/0.4.1/work/jetty/nifi-web-api-0.4.1.war/webapp/,STARTING}{./work/nar/framework/nifi-framework-nar-0.4.1.nar-unpacked/META-INF/bundled-dependencies/nifi-web-api-0.4.1.war}
org.apache.nifi.web.NiFiCoreException: Unable to start Flow Controller.
  at 
org.apache.nifi.web.contextlistener.ApplicationStartupContextListener.contextInitialized(ApplicationStartupContextListener.java:99)
 ~[na:na]
  at 
org.eclipse.jetty.server.handler.ContextHandler.callContextInitialized(ContextHandler.java:800)
 ~[jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.servlet.ServletContextHandler.callContextInitialized(ServletContextHandler.java:444)
 ~[jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.server.handler.ContextHandler.startContext(ContextHandler.java:791)
 ~[jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:294)
 ~[jetty-servlet-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.webapp.WebAppContext.startWebapp(WebAppContext.java:1349) 
~[jetty-webapp-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1342) 
~[jetty-webapp-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:741)
 ~[jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529]
  at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:505) 
~[jetty-webapp-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)
 [jetty-util-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:132)
 [jetty-util-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:114)
 [jetty-util-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:61)
 [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)
 [jetty-util-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:132)
 [jetty-util-9.2.11.v20150529.jar:9.2.11.v20150529]
  at org.eclipse.jetty.server.Server.start(Server.java:387) 
[jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:114)
 [jetty-util-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:61)
 [jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529]
  at org.eclipse.jetty.server.Server.doStart(Server.java:354) 
[jetty-server-9.2.11.v20150529.jar:9.2.11.v20150529]
  at 
org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)
 [jetty-util-9.2.11.v20150529.jar:9.2.11.v20150529]
  at org.apache.nifi.web.server.JettyServer.start(JettyServer.java:663) 
[nifi-jetty-0.4.1.jar:0.4.1]
  at org.apache.nifi.NiFi.<init>(NiFi.java:137) [nifi-runtime-0.4.1.jar:0.4.1]
  at org.apache.nifi.NiFi.main(NiFi.java:227) [nifi-runtime-0.4.1.jar:0.4.1]
Caused by: org.springframework.beans.factory.BeanCreationException: Error 
creating bean with name 'flowService': FactoryBean threw exception on object 
creation; nested exception is 
org.springframework.beans.factory.BeanCreationException: Error creating bean 
with name 'flowController': FactoryBean threw exception on object creation; 
nested exception is java.lang.RuntimeException: Unable to create Provenance 
Repository
  at 
org.springframework.beans.factory.support.FactoryBeanRegistrySupport.doGetObjectFromFactoryBean(FactoryBeanRegistrySupport.java:175)
 ~[spring-beans-4.1.6.RELEASE.jar:4.1.6.RELEASE]
  at 
org.springframework.beans.factory.support.FactoryBeanRegistrySupport.getObjectFromFactoryBean(FactoryBeanRegistrySupport.java:103)
 ~[spring-beans-4.1.6.RELEASE.jar:4.1.6.RELEASE]
  at 
org.springframework.beans.factory.support.AbstractBeanFactory.getObjectForBeanInstance(AbstractBeanFactory.java:1517)
 ~[spring-beans-4.1.6.RELEASE.jar:4.1.6.RELEASE]
  at 
org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:314)
 ~[spring-beans-4.1.6.RELEASE.jar:4.1.6.RELEASE]
  at 
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
 ~[spring-beans-4.1.6.RELEASE.jar:4.1.6.RELEASE]
  at 
org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:962)
 ~[spring-context-4.1.6.RELEASE.jar:4.1.6.RELEASE]
  at 
org.apache.nifi.web.contextlistener.ApplicationStartupContextListener.contextInitialized(ApplicationStartupContextListener.java:64)
 ~[na:na]
  ... 22 common frames omitted
Caused by: org.springframework.beans.factory.BeanCreationException: Error 
creating bean with name 'flowController': FactoryBean threw exception on object 
creation; nested exception is java.lang.RuntimeException: Unable to create 
Provenance Repository
  at 
org.springframework.beans.factory.support.FactoryBeanRegistrySupport.doGetObjectFromFactoryBean(FactoryBeanRegistrySupport.java:175)
 ~[spring-beans-4.1.6.RELEASE.jar:4.1.6.RELEASE]
  at 
org.springframework.beans.factory.support.FactoryBeanRegistrySupport.getObjectFromFactoryBean(FactoryBeanRegistrySupport.java:103)
 ~[spring-beans-4.1.6.RELEASE.jar:4.1.6.RELEASE]
  at 
org.springframework.beans.factory.support.AbstractBeanFactory.getObjectForBeanInstance(AbstractBeanFactory.java:1517)
 ~[spring-beans-4.1.6.RELEASE.jar:4.1.6.RELEASE]
  at 
org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:314)
 ~[spring-beans-4.1.6.RELEASE.jar:4.1.6.RELEASE]
  at 
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
 ~[spring-beans-4.1.6.RELEASE.jar:4.1.6.RELEASE]
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