Py4JJavaError: An error occurred while calling o103.load.
: java.lang.BootstrapMethodError: java.lang.NoClassDefFoundError: scala/runtime/java8/JFunction0$mcD$sp
at com.databricks.spark.xml.XmlOptions.<init>(XmlOptions.scala:36)
at com.databricks.spark.xml.XmlOptions$.apply(XmlOptions.scala:66)
at com.databricks.spark.xml.DefaultSource.createRelation(DefaultSource.scala:66)
at com.databricks.spark.xml.DefaultSource.createRelation(DefaultSource.scala:52)
at org.apache.spark.sql.execution.datasources.DataSource.resolveRelation(DataSource.scala:318)
at org.apache.spark.sql.DataFrameReader.loadV1Source(DataFrameReader.scala:223)
at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:211)
at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:178)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)
at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:357)
at py4j.Gateway.invoke(Gateway.java:282)
at py4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)
at py4j.commands.CallCommand.execute(CallCommand.java:79)
at py4j.GatewayConnection.run(GatewayConnection.java:238)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.NoClassDefFoundError: scala/runtime/java8/JFunction0$mcD$sp
... 19 more
Caused by: java.lang.ClassNotFoundException: scala.runtime.java8.JFunction0$mcD$sp
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:419)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
at java.lang.ClassLoader.loadClass(ClassLoader.java:352)
... 19 more
(<class 'py4j.protocol.Py4JJavaError'>, Py4JJavaError(u'An error occurred while calling o103.load.\n', JavaObject id=o104), <traceback object at 0x7fd6f3a8d998>)
При возникновении вышеуказанной ошибки при попытке прочитать файл xml. Код отлично работал с spark 2.3 и spark-xml_2.11-0.4.1.jar. Я перешел на версию 2.4 и столкнулся с этой проблемой.