davidyuan1223 commented on PR #6412:
URL: https://github.com/apache/kyuubi/pull/6412#issuecomment-2245674240
i'm trying to build a simple case to test spark grpc, but it always report
Error
```
*** RUN ABORTED ***
java.lang.NoClassDefFoundError:
org/sparkproject/guava/util/concurrent/internal/InternalFutureFailureAccess
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:757)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:473)
at java.net.URLClassLoader.access$100(URLClassLoader.java:74)
at java.net.URLClassLoader$1.run(URLClassLoader.java:369)
at java.net.URLClassLoader$1.run(URLClassLoader.java:363)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:362)
at java.lang.ClassLoader.loadClass(ClassLoader.java:419)
...
Cause: java.lang.ClassNotFoundException:
org.sparkproject.guava.util.concurrent.internal.InternalFutureFailureAccess
at java.net.URLClassLoader.findClass(URLClassLoader.java:387)
at java.lang.ClassLoader.loadClass(ClassLoader.java:419)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
at java.lang.ClassLoader.loadClass(ClassLoader.java:352)
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:757)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:473)
at java.net.URLClassLoader.access$100(URLClassLoader.java:74)
at java.net.URLClassLoader$1.run(URLClassLoader.java:369)
```
I have tried to solve this issue many times by searching for a solution on
https://issues.apache.org/jira/browse/SPARK-45201, but it seems futile. Can we
focus on discussing the structure instead? We can then use the new module
kyuubi-grpc-spark to test this. This bug is quite challenging for me.
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