Robert Metzger created FLINK-18246:
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Summary: PyFlink e2e fails with java version mismatch on JDK11
nightly build
Key: FLINK-18246
URL: https://issues.apache.org/jira/browse/FLINK-18246
Project: Flink
Issue Type: Bug
Components: API / Python, Build System, Tests
Affects Versions: 1.12.0
Reporter: Robert Metzger
https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=3213&view=logs&j=6caf31d6-847a-526e-9624-468e053467d6&t=679407b1-ea2c-5965-2c8d-1467777fff88
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Preparing transaction: ...working... done
Verifying transaction: ...working... done
Executing transaction: ...working... done
Error: A JNI error has occurred, please check your installation and try again
Exception in thread "main" java.lang.UnsupportedClassVersionError:
org/apache/flink/client/cli/CliFrontend has been compiled by a more recent
version of the Java Runtime (class file version 55.0), this version of the Java
Runtime only recognizes class file versions up to 52.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:467)
at java.net.URLClassLoader.access$100(URLClassLoader.java:73)
at java.net.URLClassLoader$1.run(URLClassLoader.java:368)
at java.net.URLClassLoader$1.run(URLClassLoader.java:362)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:361)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:335)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:495)
No taskexecutor daemon (pid: 123813) is running anymore on fv-az670.
No standalonesession daemon to stop on host fv-az670.
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