Kevin - Here is the full stack trace from the log:
2019-01-10 10:10:55,085 ERROR [Version Control Update Thread-1] org.apache.nifi.web.api.VersionsResource Failed to update flow to new version java.lang.IllegalStateException: The input port name or identifier is not available to be added. at org.apache.nifi.groups.StandardProcessGroup.addInputPort(StandardProcessGroup.java:505) at org.apache.nifi.groups.StandardProcessGroup.addInputPort(StandardProcessGroup.java:4051) at org.apache.nifi.groups.StandardProcessGroup.updateProcessGroup(StandardProcessGroup.java:3565) at org.apache.nifi.groups.StandardProcessGroup.updateProcessGroup(StandardProcessGroup.java:3528) at org.apache.nifi.groups.StandardProcessGroup.updateFlow(StandardProcessGroup.java:3335) at org.apache.nifi.web.dao.impl.StandardProcessGroupDAO.updateProcessGroupFlow(StandardProcessGroupDAO.java:273) 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$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:85) at org.apache.nifi.audit.ProcessGroupAuditor.updateProcessGroupFlowAdvice(ProcessGroupAuditor.java:258) at sun.reflect.GeneratedMethodAccessor862.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:629) at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:618) at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.nifi.web.dao.impl.StandardProcessGroupDAO$$EnhancerBySpringCGLIB$$cc629156.updateProcessGroupFlow(<generated>) at org.apache.nifi.web.StandardNiFiServiceFacade$13.update(StandardNiFiServiceFacade.java:4382) at org.apache.nifi.web.revision.NaiveRevisionManager.updateRevision(NaiveRevisionManager.java:120) at org.apache.nifi.web.StandardNiFiServiceFacade.updateProcessGroupContents(StandardNiFiServiceFacade.java:4378) 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$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:85) at org.apache.nifi.web.NiFiServiceFacadeLock.proceedWithWriteLock(NiFiServiceFacadeLock.java:173) at org.apache.nifi.web.NiFiServiceFacadeLock.updateLock(NiFiServiceFacadeLock.java:66) at sun.reflect.GeneratedMethodAccessor557.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:629) at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:618) at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at org.apache.nifi.web.StandardNiFiServiceFacade$$EnhancerBySpringCGLIB$$f3a45649.updateProcessGroupContents(<generated>) at org.apache.nifi.web.api.VersionsResource.updateFlowVersion(VersionsResource.java:1473) at org.apache.nifi.web.api.VersionsResource.lambda$null$19(VersionsResource.java:1139) at org.apache.nifi.web.api.concurrent.AsyncRequestManager$2.run(AsyncRequestManager.java:109) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Russ Weiher BI CI Solutions Architect Progenity, Inc. -----Original Message----- From: Kevin Doran [mailto:kdoran.apa...@gmail.com] Sent: Thursday, January 10, 2019 11:16 AM To: users@nifi.apache.org; Russ Weiher <russ.wei...@progenity.com> Subject: Re: Java exception when attempting to update version from registry Sorry, forgot to add -- can you include the full stack trace for the IllegalStateException as well? It should be in the nifi-app.log file. Thanks, Kevin On January 10, 2019 at 11:13:33, Kevin Doran (kdo...@apache.org) wrote: > Hi Russ, > > You mentioned you're using NiFi 1.6. What version of NiFi Registry are > you running? Is the error message consistent? > > What is the sequence of steps you are using to move the flow snapshot > from DEV to QA? Is it all through the NiFi UI (i.e., both environments > are pointed to the same NiFi Registry instance, and you save a version > from DEV and then change version in QA), or is there more to it than that? > > I find it interesting that change version is failing but delete and import is > working... > That seems to indicate that the flow snapshot is being saved to > registry correctly and completly, but there is some error in the logic > of change version that is applying the changes in the wrong order. > > I know this may not be super helpful, but you may be running into a > bug in the Change Version logic that has alreay been fixed in the > latest version of NiFi. (To others on the mailing list, does that ring > any bells?) If you're not able to test this on the NiFi 1.8 and Registry 0.3, > can you provide the steps to reproduce it so that I can try? > > Thanks, > Kevin > > > On January 10, 2019 at 10:57:19, Russ Weiher (russ.wei...@progenity.com) > wrote: > > Hello - > > > > > > > > I'm trying to move changes from my DEV instance to the QA instance > > (via the= Registry), but it's giving me the following error: > > > > > > > > "Failed to update flow to new version due to > > java.lang.IllegalStateException: The input port name or identifier is not > > available to be added." > > > > > > > > I had a similar issue in the past where it wouldn't update to a new > > version= , but due to > deadlines > > I ended up just deleting the QA version and re-impor= ting the flow from > > the registry. > > However, that approach means that dozens o= f variables have to be > > double checked and/or updated for the new environmen= t (QA and then again > > for PROD which gives the same error). > > > > > > > > If this is going to keep happening, I'd rather try and get to the > > bottom of= it, but haven't been able to find other examples of > > people having issues w= hen updating flow versions using the registry. > > > > > > > > Currently running Nifi version 1.6. > > > > > > Russ Weiher > > BI CI Solutions Architect > > Progenity, Inc. > > > > 5230 S. State Road > > Ann Arbor, MI 48108 > > https://na01.safelinks.protection.outlook.com/?url=www.progenity.com > > &data=01%7C01%7Cruss.weiher%40progenity.com%7Cee429294932c46e746 > > aa08d67716d9eb%7C0666349c4979449297792a34e68103b3%7C0&sdata=gLZU > > %2BH4ahYOuNSCcCKrkF4nOL39gTXhOXLl3KdQ9beM%3D&reserved=0 > > > > (734) 794-9488 Office > > > > IMPORTANT: This email (and any attachments) is intended for the use > > of only the person or entity to which it is addressed, and may > > contain information that is privileged and confidential. You, the > > recipient, are obligated to maintain it in a safe, secure and > > confidential manner. Unauthorized redisclosure or failure to > > maintain confidentiality may subject you to federal and state penalties. 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