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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

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    You are not deploying the oracle driver with the application. Place the driver jars in a shared or library extension folder of your application server. (You should go with option one or two though

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via knowcoding.com by Unknown author, 1 year ago
via knowcoding.com by Unknown author, 2 years ago
java.lang.ClassNotFoundException: SMTPClient$SendAction$1	at java.net.URLClassLoader$1.run(URLClassLoader.java:200)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:188)	at java.lang.ClassLoader.loadClass(ClassLoader.java:307)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)	at java.lang.ClassLoader.loadClass(ClassLoader.java:252)	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)	at undefined.SMTPClient$SendAction.actionPerformed(SMTPClient.java:270)	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995)	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318)	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.Component.processMouseEvent(Component.java:6263)	at javax.swing.JComponent.processMouseEvent(JComponent.java:3267)	at java.awt.Component.processEvent(Component.java:6028)	at java.awt.Container.processEvent(Container.java:2041)	at java.awt.Component.dispatchEventImpl(Component.java:4630)	at java.awt.Container.dispatchEventImpl(Container.java:2099)	at java.awt.Component.dispatchEvent(Component.java:4460)	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4574)	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4238)	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4168)	at java.awt.Container.dispatchEventImpl(Container.java:2085)	at java.awt.Window.dispatchEventImpl(Window.java:2475)	at java.awt.Component.dispatchEvent(Component.java:4460)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)