ShuAiii commented on issue #4608:
URL: https://github.com/apache/pulsar/issues/4608#issuecomment-786869071
@yjshen following your user example, I get this error
```
>>> df = spark.createDataFrame([(1, 1.0), (1, 2.0), (2, 3.0), (2, 5.0), (2,
10.0)],("id", "v"))
>>> df.write.format("pulsar").option("service.url",
"pulsar://localhost:6650").option("admin.url",
"http://localhost:8088";).option("topic", "abc").save()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File
"/Users/kevin/anaconda3/lib/python3.8/site-packages/pyspark/sql/readwriter.py",
line 828, in save
self._jwrite.save()
File
"/Users/kevin/anaconda3/lib/python3.8/site-packages/pyspark/python/lib/py4j-0.10.9-src.zip/py4j/java_gateway.py",
line 1304, in __call__
File
"/Users/kevin/anaconda3/lib/python3.8/site-packages/pyspark/sql/utils.py", line
128, in deco
return f(*a, **kw)
File
"/Users/kevin/anaconda3/lib/python3.8/site-packages/pyspark/python/lib/py4j-0.10.9-src.zip/py4j/protocol.py",
line 326, in get_return_value
py4j.protocol.Py4JJavaError: An error occurred while calling o57.save.
: java.lang.NoClassDefFoundError:
org/apache/spark/sql/sources/v2/StreamWriteSupport
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:756)
at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:468)
at java.net.URLClassLoader.access$100(URLClassLoader.java:74)
at java.net.URLClassLoader$1.run(URLClassLoader.java:369)
at java.net.URLClassLoader$1.run(URLClassLoader.java:363)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:362)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:348)
at
java.util.ServiceLoader$LazyIterator.nextService(ServiceLoader.java:370)
at java.util.ServiceLoader$LazyIterator.next(ServiceLoader.java:404)
at java.util.ServiceLoader$1.next(ServiceLoader.java:480)
at
scala.collection.convert.Wrappers$JIteratorWrapper.next(Wrappers.scala:44)
at scala.collection.Iterator.foreach(Iterator.scala:941)
at scala.collection.Iterator.foreach$(Iterator.scala:941)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1429)
at scala.collection.IterableLike.foreach(IterableLike.scala:74)
at scala.collection.IterableLike.foreach$(IterableLike.scala:73)
at scala.collection.AbstractIterable.foreach(Iterable.scala:56)
at
scala.collection.TraversableLike.filterImpl(TraversableLike.scala:255)
at
scala.collection.TraversableLike.filterImpl$(TraversableLike.scala:249)
at
scala.collection.AbstractTraversable.filterImpl(Traversable.scala:108)
at scala.collection.TraversableLike.filter(TraversableLike.scala:347)
at scala.collection.TraversableLike.filter$(TraversableLike.scala:347)
at scala.collection.AbstractTraversable.filter(Traversable.scala:108)
at
org.apache.spark.sql.execution.datasources.DataSource$.lookupDataSource(DataSource.scala:659)
at
org.apache.spark.sql.execution.datasources.DataSource$.lookupDataSourceV2(DataSource.scala:743)
at
org.apache.spark.sql.DataFrameWriter.lookupV2Provider(DataFrameWriter.scala:966)
at org.apache.spark.sql.DataFrameWriter.save(DataFrameWriter.scala:303)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)
at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:357)
at py4j.Gateway.invoke(Gateway.java:282)
at py4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)
at py4j.commands.CallCommand.execute(CallCommand.java:79)
at py4j.GatewayConnection.run(GatewayConnection.java:238)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.ClassNotFoundException:
org.apache.spark.sql.sources.v2.StreamWriteSupport
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
... 44 more
```
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