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https://issues.apache.org/jira/browse/NIFI-7622?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17164633#comment-17164633
]
ASF subversion and git services commented on NIFI-7622:
-------------------------------------------------------
Commit 5cb8d246899df914781001415d0e155f90ef6ed3 in nifi's branch
refs/heads/main from Bryan Bende
[ https://gitbox.apache.org/repos/asf?p=nifi.git;h=5cb8d24 ]
NIFI-7622 Use param context name from inside nested versioned PG when importing
This closes #4401.
Signed-off-by: Andy LoPresto <[email protected]>
> updateParameterContext NullPointerException on StandardProcessGroup.java:4220
> -----------------------------------------------------------------------------
>
> Key: NIFI-7622
> URL: https://issues.apache.org/jira/browse/NIFI-7622
> Project: Apache NiFi
> Issue Type: Bug
> Affects Versions: 1.11.4
> Reporter: Eric Secules
> Assignee: Bryan Bende
> Priority: Major
> Attachments: Inner_PG.snapshot, Outer_PG.snapshot, Screen Shot
> 2020-07-08 at 11.04.37 PM.png
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> I am getting this null pointer exception when importing one versioned flow
> from a registry which contains another versioned flow and each uses different
> parameter contexts.
> I am using version 1.11.4 of NiFi
> This error is blocking me from developing flows which comprise common
> components and project-specific components that use their own parameter
> contexts.
> Attached a screen cap of the state of the stack at
> StandardProcessGroup.java:4220
> {code:java}
> 2020-07-09 05:33:10,414 ERROR [NiFi Web Server-86]
> o.a.nifi.web.api.config.ThrowableMapper An unexpected error has occurred:
> java.lang.NullPointerException. Returning Internal Server Error response.
> java.lang.NullPointerException: null
> at
> org.apache.nifi.groups.StandardProcessGroup.updateParameterContext(StandardProcessGroup.java:4220)
> at
> org.apache.nifi.groups.StandardProcessGroup.updateProcessGroup(StandardProcessGroup.java:3754)
> at
> org.apache.nifi.groups.StandardProcessGroup.addProcessGroup(StandardProcessGroup.java:4324)
> at
> org.apache.nifi.groups.StandardProcessGroup.updateProcessGroup(StandardProcessGroup.java:3876)
> at
> org.apache.nifi.groups.StandardProcessGroup.addProcessGroup(StandardProcessGroup.java:4324)
> at
> org.apache.nifi.groups.StandardProcessGroup.updateProcessGroup(StandardProcessGroup.java:3876)
> at
> org.apache.nifi.groups.StandardProcessGroup.addProcessGroup(StandardProcessGroup.java:4324)
> at
> org.apache.nifi.groups.StandardProcessGroup.updateProcessGroup(StandardProcessGroup.java:3876)
> at
> org.apache.nifi.groups.StandardProcessGroup.updateFlow(StandardProcessGroup.java:3653)
> at
> org.apache.nifi.web.dao.impl.StandardProcessGroupDAO.updateProcessGroupFlow(StandardProcessGroupDAO.java:408)
> at
> org.apache.nifi.web.dao.impl.StandardProcessGroupDAO$$FastClassBySpringCGLIB$$10a99b47.invoke(<generated>)
> at
> org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
> at
> org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:736)
> at
> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
> at
> org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:84)
> at
> org.apache.nifi.audit.ProcessGroupAuditor.updateProcessGroupFlowAdvice(ProcessGroupAuditor.java:313)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at
> org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:627)
> at
> org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:616)
> at
> org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70)
> at
> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
> at
> org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92)
> at
> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)
> at
> org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:671)
> at
> org.apache.nifi.web.dao.impl.StandardProcessGroupDAO$$EnhancerBySpringCGLIB$$202f172f.updateProcessGroupFlow(<generated>)
> at
> org.apache.nifi.web.StandardNiFiServiceFacade$14.update(StandardNiFiServiceFacade.java:5044)
> at
> org.apache.nifi.web.revision.NaiveRevisionManager.updateRevision(NaiveRevisionManager.java:117)
> at
> org.apache.nifi.web.StandardNiFiServiceFacade.updateProcessGroupContents(StandardNiFiServiceFacade.java:5040)
> at
> org.apache.nifi.web.StandardNiFiServiceFacade$$FastClassBySpringCGLIB$$358780e0.invoke(<generated>)
> at
> org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204)
> at
> org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:736)
> at
> org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157)
> at
> org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:84)
> at
> org.apache.nifi.web.NiFiServiceFacadeLock.proceedWithWriteLock(NiFiServiceFacadeLock.java:179)
> at
> org.apache.nifi.web.NiFiServiceFacadeLock.updateLock(NiFiServiceFacadeLock.java:66)
> at sun.reflect.GeneratedMethodAccessor566.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> {code}
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