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  1. ,
    Expert tip

    You might've forgot to add a dependency or it's written wrong. Also, you might be using incompatible versions of Java and Hibernate. More on this here: https://goo.gl/SjSlRA

  2. ,
    Expert tip

    This error means there's a class missing in your classpath during runtime. You need to create a jar with all your dependencies and have it in your classpath. Check Maven Assembly Plugin and how to add your dependencies to a jar: https://goo.gl/U2zr8k

Solutions on the web

via Coderanch by Wei Hsu, 1 year ago
via Coderanch by Migrated From Jforum.net, 1 year ago
This exception has no message.
via Coderanch by Manoj Maniraj, 1 year ago
This exception has no message.
via Eclipse Bugzilla by siddharthgarg1984, 2 years ago
via Eclipse Bugzilla by cap, 2 years ago
This exception has no message.
via Eclipse Bugzilla by kathy, 2 years ago
java.lang.ClassNotFoundException: A	at java.net.URLClassLoader$1.run(Unknown Source)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(Unknown Source)	at java.lang.ClassLoader.loadClass(Unknown Source)	at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)	at java.lang.ClassLoader.loadClass(Unknown Source)	at java.lang.ClassLoader.loadClassInternal(Unknown Source)	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(Unknown Source)	at java.io.ObjectInputStream.resolveClass(Unknown Source)	at java.io.ObjectInputStream.readNonProxyDesc(Unknown Source)	at java.io.ObjectInputStream.readClassDesc(Unknown Source)	at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)	at java.io.ObjectInputStream.readObject0(Unknown Source)	at java.io.ObjectInputStream.readObject(Unknown Source)	at java.util.HashMap.readObject(Unknown Source)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at java.io.ObjectStreamClass.invokeReadObject(Unknown Source)	at java.io.ObjectInputStream.readSerialData(Unknown Source)	at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)	at java.io.ObjectInputStream.readObject0(Unknown Source)	at java.io.ObjectInputStream.readObject(Unknown Source)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at Temp.main(Temp.java:39)