Known Issues
Summary of known issues for this release.
-
Issue:
JDK 8u271 may cause socket leak issues in NiFi, due to JDK-8245417.
Workaround:
Consider using JDK 8u261 instead, or a more recent version of the JDK.
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Issue:
SAM app with storm-druid sink throws exception.
Workaround:
There is no workaround for this issue.
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Issue:
When you upgrade HDF from an older version (pre 3.5.0.0) on HDP, Nifi Registry might fail during the start with the following error message:
Caused by: org.xml.sax.SAXParseException: cvc-complex-type.2.4.b: The content of element 'providers' is not complete. One of '{eventHookProvider, extensionBundlePersistenceProvider}' is expected.
Workaround
To resolve this issue, add the following configuration toAdvanced nifi-registry-providers-env
in Ambari:<extensionBundlePersistenceProvider> <class>org.apache.nifi.registry.provider.extension.FileSystemBundlePersistenceProvider</class> <property name="Extension Bundle Storage Directory">{{nifi_registry_internal_dir}}/extension_bundles</property> </extensionBundlePersistenceProvider>