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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 Coderanch by jaya lakshmi, 1 year ago
JDBC Driver class not found: org.gjt.mm.mysql.Driver
via Coderanch by damodar kumar, 1 year ago
JDBC Driver class not found: com.mysql.jdbc.Driver
via Stack Overflow by Aqif Hamid
, 2 years ago
JDBC Driver class not found: org.apache.derby.jdbc.ClientDriver
via Coderanch by Nageswar Kakolla, 1 year ago
JDBC Driver class not found: teradata.jdbc.driver.TeradataDriver
via GitHub by xyz123456789
, 2 years ago
JDBC Driver class not found: com.jdbc.mysql.Driver
via Stack Overflow by kavitha
, 4 months ago
java.lang.ClassNotFoundException: org.gjt.mm.mysql.Driver	at java.net.URLClassLoader$1.run(URLClassLoader.java:200)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:188)	at java.lang.ClassLoader.loadClass(ClassLoader.java:306)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:268)	at java.lang.ClassLoader.loadClass(ClassLoader.java:251)	at org.netbeans.ProxyClassLoader.loadInOrder(ProxyClassLoader.java:582)	at org.netbeans.ProxyClassLoader.smartLoadClass(ProxyClassLoader.java:531)	at org.netbeans.ProxyClassLoader.loadClass(ProxyClassLoader.java:163)	at java.lang.ClassLoader.loadClass(ClassLoader.java:251)	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(Class.java:164)	at org.hibernate.util.ReflectHelper.classForName(ReflectHelper.java:108)	at org.hibernate.connection.DriverManagerConnectionProvider.configure(DriverManagerConnectionProvider.java:61)