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  1. ,
    via oracle.com by Unknown author

    App tries to load in a class through its string name using forName method in class Class, findSystemClass method in class ClassLoader, loadClass method in class ClassLoader but no definition for the class with the specified name could be found.

  2. ,

    Unless you are involved in dynamic class loading and using the Java Reflection API, chances are that the ClassNotFoundException error you are getting is not from your application code but from a referencing API.

Solutions on the web

via Google Groups by Unknown author, 1 year ago
via GitHub by aledsage
, 1 year ago
org.jclouds.vcloud.director.v1_5.VCloudDirectorException: Operation Limits Exceeded (400) Error: The maximum number of simultaneous operations for user "myname" on organization "my-org" has been reached.
via Cask Community Issue Tracker by Albert Shau, 1 year ago
java.lang.NoClassDefFoundError: org/apache/hadoop/mapreduce/Job
via GitHub by hamlet-lee
, 1 year ago
java.lang.IllegalAccessError: tried to access method org.apache.hadoop.fs.FileSystem.rename(Lorg/apache/hadoop/fs/Path;Lorg/apache/hadoop/fs/Path;[Lorg/apache/hadoop/fs/Options$Rename;)V from class org.apache.hadoop.fs.HadoopFsWrapper
via GitHub by adelinor
, 7 months ago
java.lang.Exception: Invalid status code 411: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN""http://www.w3.org/TR/html4/strict.dtd"> <HTML><HEAD><TITLE>Length Required</TITLE> <META HTTP-EQUIV="Content-Type" Content="text/html; charset=us-ascii
via GitHub by guobingkun
, 2 years ago
java.lang.NoClassDefFoundError: org/apache/hadoop/fs/FSDataInputStream
java.lang.ClassNotFoundException: org.apache.hadoop.mapred.JobConf	at java.net.URLClassLoader$1.run(URLClassLoader.java:366)	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)	at java.lang.ClassLoader.loadClass(ClassLoader.java:425)	at java.lang.ClassLoader.loadClass(ClassLoader.java:358)	at co.cask.cdap.internal.app.runtime.spark.SparkProgramWrapper.setupSparkContext(SparkProgramWrapper.java:76)	at co.cask.cdap.internal.app.runtime.spark.SparkProgramWrapper.run(SparkProgramWrapper.java:58)	at co.cask.cdap.internal.app.runtime.spark.SparkProgramWrapper.main(SparkProgramWrapper.java:40)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:569)	at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:166)	at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:189)	at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:110)	at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)	at co.cask.cdap.internal.app.runtime.spark.AbstractSparkSubmitter.submit(AbstractSparkSubmitter.java:136)	at co.cask.cdap.internal.app.runtime.spark.AbstractSparkSubmitter$5.run(AbstractSparkSubmitter.java:99)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)	at java.util.concurrent.FutureTask.run(FutureTask.java:262)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)	at java.lang.Thread.run(Thread.java:745)