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https://issues.apache.org/jira/browse/FLINK-34245?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhu Zhu closed FLINK-34245.
---------------------------
    Fix Version/s: 1.19.0
         Assignee: Junrui Li
       Resolution: Fixed

Fixed via ddbf87f2a7aeeeb20a8590578c6d037b239d5593

> CassandraSinkTest.test_cassandra_sink fails under JDK17 and JDK21 due to 
> InaccessibleObjectException
> ----------------------------------------------------------------------------------------------------
>
>                 Key: FLINK-34245
>                 URL: https://issues.apache.org/jira/browse/FLINK-34245
>             Project: Flink
>          Issue Type: Bug
>          Components: API / Python, Connectors / Cassandra
>    Affects Versions: 1.19.0
>            Reporter: Matthias Pohl
>            Assignee: Junrui Li
>            Priority: Blocker
>              Labels: pull-request-available, test-stability
>             Fix For: 1.19.0
>
>
> [https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=56942&view=logs&j=b53e1644-5cb4-5a3b-5d48-f523f39bcf06&t=b68c9f5c-04c9-5c75-3862-a3a27aabbce3]
> [https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=56942&view=logs&j=60960eae-6f09-579e-371e-29814bdd1adc&t=7a70c083-6a74-5348-5106-30a76c29d8fa&l=63680]
> {code:java}
> Jan 26 01:29:27 E                   py4j.protocol.Py4JJavaError: An error 
> occurred while calling 
> z:org.apache.flink.python.util.PythonConfigUtil.configPythonOperator.
> Jan 26 01:29:27 E                   : 
> java.lang.reflect.InaccessibleObjectException: Unable to make field final 
> java.util.Map java.util.Collections$UnmodifiableMap.m accessible: module 
> java.base does not "opens java.util" to unnamed module @17695df3
> Jan 26 01:29:27 E                     at 
> java.base/java.lang.reflect.AccessibleObject.throwInaccessibleObjectException(AccessibleObject.java:391)
> Jan 26 01:29:27 E                     at 
> java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:367)
> Jan 26 01:29:27 E                     at 
> java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:315)
> Jan 26 01:29:27 E                     at 
> java.base/java.lang.reflect.Field.checkCanSetAccessible(Field.java:183)
> Jan 26 01:29:27 E                     at 
> java.base/java.lang.reflect.Field.setAccessible(Field.java:177)
> Jan 26 01:29:27 E                     at 
> org.apache.flink.python.util.PythonConfigUtil.registerPythonBroadcastTransformationTranslator(PythonConfigUtil.java:357)
> Jan 26 01:29:27 E                     at 
> org.apache.flink.python.util.PythonConfigUtil.configPythonOperator(PythonConfigUtil.java:101)
> Jan 26 01:29:27 E                     at 
> java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
> Jan 26 01:29:27 E                     at 
> java.base/java.lang.reflect.Method.invoke(Method.java:580)
> Jan 26 01:29:27 E                     at 
> org.apache.flink.api.python.shaded.py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)
> Jan 26 01:29:27 E                     at 
> org.apache.flink.api.python.shaded.py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:374)
> Jan 26 01:29:27 E                     at 
> org.apache.flink.api.python.shaded.py4j.Gateway.invoke(Gateway.java:282)
> Jan 26 01:29:27 E                     at 
> org.apache.flink.api.python.shaded.py4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)
> Jan 26 01:29:27 E                     at 
> org.apache.flink.api.python.shaded.py4j.commands.CallCommand.execute(CallCommand.java:79)
> Jan 26 01:29:27 E                     at 
> org.apache.flink.api.python.shaded.py4j.GatewayConnection.run(GatewayConnection.java:238)
> Jan 26 01:29:27 E                     at 
> java.base/java.lang.Thread.run(Thread.java:1583) {code}



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