Original author: heue...@gmail.com (June 10, 2010 18:53:12)
A problem somewhat related to Issue 168, a sketch may not have the same name as an included library. There is a name collision on the jar file that is created when exporting to applet or application.
Running the applet or application results in a ClassNotFoundException for the sketch class.
Original issue: http://code.google.com/p/processing/issues/detail?id=266