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https://issues.apache.org/jira/browse/NIFI-12740?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
David Handermann resolved NIFI-12740.
-------------------------------------
Resolution: Fixed
> Python Processors sometimes stuck in invalid state: 'Initializing runtime
> environment'
> --------------------------------------------------------------------------------------
>
> Key: NIFI-12740
> URL: https://issues.apache.org/jira/browse/NIFI-12740
> Project: Apache NiFi
> Issue Type: Bug
> Components: Core Framework
> Affects Versions: 2.0.0-M1, 2.0.0-M2
> Reporter: Mark Payne
> Assignee: Mark Payne
> Priority: Blocker
> Fix For: 2.0.0
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> When creating a Python processor, sometimes the Processor remains in an
> invalid state with the message "Initializing runtime environment"
> In the logs, we see the following error/stack trace:
> {code:java}
> 2024-02-05 17:23:30,308 ERROR [Initialize SetRecordField]
> org.apache.nifi.NiFi An Unknown Error Occurred in Thread
> VirtualThread[#123,Initialize
> SetRecordField]/runnable@ForkJoinPool-1-worker-5:
> java.lang.NullPointerException: Cannot invoke "java.util.List.stream()"
> because "processorTypes" is null
> java.lang.NullPointerException: Cannot invoke "java.util.List.stream()"
> because "processorTypes" is null
> at
> org.apache.nifi.py4j.StandardPythonBridge.findExtensionId(StandardPythonBridge.java:322)
> at
> org.apache.nifi.py4j.StandardPythonBridge.createProcessorBridge(StandardPythonBridge.java:99)
> at
> org.apache.nifi.py4j.StandardPythonBridge.lambda$createProcessor$3(StandardPythonBridge.java:142)
> at
> org.apache.nifi.python.processor.PythonProcessorProxy.lambda$new$0(PythonProcessorProxy.java:73)
> at java.base/java.lang.VirtualThread.run(VirtualThread.java:309) {code}
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