[jira] [Resolved] (NIFI-8417) emoji in processor group name cause nifi to not start up

[David Handermann (Jira)]

     [ 
https://issues.apache.org/jira/browse/NIFI-8417?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

David Handermann resolved NIFI-8417.
------------------------------------
    Fix Version/s: 1.14.0
         Assignee: Hsin-Ying Lee
       Resolution: Fixed

> emoji in processor group name cause nifi to not start up
> --------------------------------------------------------
>
>                 Key: NIFI-8417
>                 URL: https://issues.apache.org/jira/browse/NIFI-8417
>             Project: Apache NiFi
>          Issue Type: Bug
>          Components: Core Framework
>    Affects Versions: 1.13.0, 1.13.1, 1.13.2
>         Environment: RHEL 7, jdk8
>            Reporter: Adam Turley
>            Assignee: Hsin-Ying Lee
>            Priority: Blocker
>             Fix For: 1.14.0
>
>         Attachments: Screen Shot 2021-04-12 at 9.17.29 AM.png
>
>          Time Spent: 1h 40m
>  Remaining Estimate: 0h
>
> if a processor group includes an emoji in the name, nifi will work normally 
> until restart. Once restarted nifi will endlessly crash with the following 
> error message:
>  2021-04-12 16:06:56,100 ERROR [main] org.apache.nifi.web.server.JettyServer 
> Unable to load flow due to: 
> org.apache.nifi.controller.serialization.FlowSerializationException: 
> org.xml.sax.SAXParseException; lineNumber: 341336; columnNumber: 21; 
> Character reference "&#55356" is an invalid XML character.
>  org.apache.nifi.controller.serialization.FlowSerializationException: 
> org.xml.sax.SAXParseException; lineNumber: 341336; columnNumber: 21; 
> Character reference "&#55356" is an invalid XML character.
>  at 
> org.apache.nifi.cluster.protocol.StandardDataFlow.parseFlowBytes(StandardDataFlow.java:136)
>  at 
> org.apache.nifi.cluster.protocol.StandardDataFlow.getFlowDocument(StandardDataFlow.java:96)
>  at 
> org.apache.nifi.controller.StandardFlowSynchronizer.sync(StandardFlowSynchronizer.java:185)
>  at 
> org.apache.nifi.controller.FlowController.synchronize(FlowController.java:1413)
>  at 
> org.apache.nifi.persistence.StandardXMLFlowConfigurationDAO.load(StandardXMLFlowConfigurationDAO.java:89)
>  at 
> org.apache.nifi.controller.StandardFlowService.loadFromBytes(StandardFlowService.java:810)
>  at 
> org.apache.nifi.controller.StandardFlowService.load(StandardFlowService.java:458)
>  at org.apache.nifi.web.server.JettyServer.start(JettyServer.java:1133)
>  at org.apache.nifi.NiFi.<init>(NiFi.java:159)
>  at org.apache.nifi.NiFi.<init>(NiFi.java:71)
>  at org.apache.nifi.NiFi.main(NiFi.java:303)
>  Caused by: org.xml.sax.SAXParseException: Character reference "&#55356" is 
> an invalid XML character.
>  at 
> org.apache.xerces.util.ErrorHandlerWrapper.createSAXParseException(Unknown 
> Source)
>  at org.apache.xerces.util.ErrorHandlerWrapper.fatalError(Unknown Source)
>  at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
>  at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
>  at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
>  at org.apache.xerces.impl.XMLScanner.reportFatalError(Unknown Source)
>  at org.apache.xerces.impl.XMLScanner.scanCharReferenceValue(Unknown Source)
>  at 
> org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanCharReference(Unknown
>  Source)
>  at 
> org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown
>  Source)
>  at 
> org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown 
> Source)
>  at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
>  at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
>  at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
>  at org.apache.xerces.parsers.DOMParser.parse(Unknown Source)
>  at org.apache.xerces.jaxp.DocumentBuilderImpl.parse(Unknown Source)
>  at javax.xml.parsers.DocumentBuilder.parse(DocumentBuilder.java:121)
>  at 
> org.apache.nifi.cluster.protocol.StandardDataFlow.parseFlowBytes(StandardDataFlow.java:134)
>  ... 10 common frames omitted



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