Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via jupload by sander-martijn
, 1 year ago
org/apache/commons/net/ftp/FTPConnectionClosedException
java.lang.ClassNotFoundException: org.apache.commons.net.ftp.FTPConnectionClosedException	at sun.plugin2.applet.Applet2ClassLoader.findClass(Applet2ClassLoader.java:252)	at sun.plugin2.applet.Plugin2ClassLoader.loadClass0(Plugin2ClassLoader.java:249)	at sun.plugin2.applet.Plugin2ClassLoader.loadClass(Plugin2ClassLoader.java:179)	at sun.plugin2.applet.Plugin2ClassLoader.loadClass(Plugin2ClassLoader.java:160)	at java.lang.ClassLoader.loadClass(ClassLoader.java:247)	at wjhk.jupload2.upload.FileUploadManagerThreadImpl.createUploadThread(FileUploadManagerThreadImpl.java:481)	at wjhk.jupload2.upload.FileUploadManagerThreadImpl.constructor(FileUploadManagerThreadImpl.java:172)	at wjhk.jupload2.upload.FileUploadManagerThreadImpl.(FileUploadManagerThreadImpl.java:116)	at wjhk.jupload2.gui.JUploadPanelImpl.doStartUpload(JUploadPanelImpl.java:360)	at wjhk.jupload2.gui.JUploadPanelImpl.actionPerformed(JUploadPanelImpl.java:412)	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2028)	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2351)	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387)	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242)	at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236)	at java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:272)	at java.awt.Component.processMouseEvent(Component.java:6382)	at javax.swing.JComponent.processMouseEvent(JComponent.java:3275)	at java.awt.Component.processEvent(Component.java:6147)	at java.awt.Container.processEvent(Container.java:2083)	at java.awt.Component.dispatchEventImpl(Component.java:4744)	at java.awt.Container.dispatchEventImpl(Container.java:2141)	at java.awt.Component.dispatchEvent(Component.java:4572)	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4619)	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4280)	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4210)	at java.awt.Container.dispatchEventImpl(Container.java:2127)	at java.awt.Component.dispatchEvent(Component.java:4572)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:704)	at java.awt.EventQueue.access$400(EventQueue.java:82)	at java.awt.EventQueue$2.run(EventQueue.java:663)	at java.awt.EventQueue$2.run(EventQueue.java:661)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:98)	at java.awt.EventQueue$3.run(EventQueue.java:677)	at java.awt.EventQueue$3.run(EventQueue.java:675)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:674)	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)