Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/spark/sql/

从spark2.4升级到spark3.0，在跑spark任务的时候，报了一下错误:

Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/spark/sql/internal/connector/SimpleTableProvider

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 java.lang.ClassLoader.loadClass(ClassLoader.java:357)

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:43)

at scala.collection.Iterator$class.foreach(Iterator.scala:891)

at scala.collection.AbstractIterator.foreach(Iterator.scala:1334)

at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)

at scala.collection.AbstractIterable.foreach(Iterable.scala:54)

at scala.collection.TraversableLike$class.filterImpl(TraversableLike.scala:247)

at scala.collection.TraversableLike$class.filter(TraversableLike.scala:259)

at scala.collection.AbstractTraversable.filter(Traversable.scala:104)

at org.apache.spark.sql.execution.datasources.DataSource$.lookupDataSource(DataSource.scala:630)

at org.apache.spark.sql.DataFrameWriter.save(DataFrameWriter.scala:245)

at org.apache.spark.sql.DataFrameWriter.save(DataFrameWriter.scala:229)

at com.huitongjy.data.access.DeltaLake$.main(DeltaLake.scala:19)

at com.huitongjy.data.access.DeltaLake.main(DeltaLake.scala)

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 org.apache.spark.deploy.JavaMainApplication.start(SparkApplication.scala:52)

at org.apache.spark.deploy.SparkSubmit.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:849)

at org.apache.spark.deploy.SparkSubmit.doRunMain$1(SparkSubmit.scala:167)

at org.apache.spark.deploy.SparkSubmit.submit(SparkSubmit.scala:195)

at org.apache.spark.deploy.SparkSubmit.doSubmit(SparkSubmit.scala:86)

at org.apache.spark.deploy.SparkSubmit$$anon$2.doSubmit(SparkSubmit.scala:924)

at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:933)

at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)

Caused by: java.lang.ClassNotFoundException: org.apache.spark.sql.internal.connector.SimpleTableProvider

at java.net.URLClassLoader.findClass(URLClassLoader.java:381)

at java.lang.ClassLoader.loadClass(ClassLoader.java:424)

at java.lang.ClassLoader.loadClass(ClassLoader.java:357)

... 41 more

 

解决办法： 使用命令spark-submit --version查看spark版本，看是否还是2.X的版本，然后查看环境变量。