java.lang.ClassNotFoundException: B

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This might be an issue with the file location in the Spark submit command. Try it with

spark-submit --master spark://master:7077 \
     hello_world_from_pyspark.py {file location}

,

You are not deploying the oracle driver with the application. Place the driver jars in a shared or library extension folder of your application server. (You should go with option one or two though

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via objectmix.com by Unknown author, 1 year ago
com.ffffff.wl.jaas.WLSafeSessionPrinci= pal</b>
via objectmix.com by Unknown author, 1 year ago
com.ffffff.wl.jaas.WLSafeSessionPrinci= pal</b>
via Oracle Community by 843790, 4 months ago
via Spring JIRA by Zvika Markfeld, 1 year ago
[B
via Spring JIRA by Zvika Markfeld, 1 year ago
[B
java.lang.ClassNotFoundException: B
at java.net.URLClassLoader$1.run(URLClassLoader.java:198)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:186)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:265)
at java.lang.ClassLoader.loadClass(ClassLoader.java:262)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:322)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:130)
at undefined.A.method1(A.java:14)
at undefined.A.main(A.java:30)

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