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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. ,

    This is thrown when the Java Virtual Machine (JVM) tries to load a particular class and the specified class cannot be found in the classpath. Make sure poi-ooxml library jar is added to your project's build path and you are using the latest version.

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via com.br by Unknown author, 1 year ago
net.sf.jasperreports.engine.JasperReport
java.lang.ClassNotFoundException: net.sf.jasperreports.engine.JasperReport	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 dori.jasper.engine.util.JRLoader.loadObject(JRLoader.java:233)	at dori.jasper.engine.JasperFillManager.fillReport(JasperFillManager.java:207)	at undefined.Utilities.abrirRelatorioJasper(Utilities.java:848)	at undefined.Utilities.geraRelatorioJasper(Utilities.java:805)	at undefined.RegrasGuiaOdontologica.mouseReleased(RegrasGuiaOdontologica.java:153)	at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)	at java.awt.Component.processMouseEvent(Unknown Source)	at javax.swing.JComponent.processMouseEvent(Unknown Source)	at java.awt.Component.processEvent(Unknown Source)	at java.awt.Container.processEvent(Unknown Source)	at java.awt.Component.dispatchEventImpl(Unknown Source)	at java.awt.Container.dispatchEventImpl(Unknown Source)	at java.awt.Component.dispatchEvent(Unknown Source)	at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)	at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)	at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)	at java.awt.Container.dispatchEventImpl(Unknown Source)	at java.awt.Window.dispatchEventImpl(Unknown Source)	at java.awt.Component.dispatchEvent(Unknown Source)	at java.awt.EventQueue.dispatchEvent(Unknown Source)	at java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)	at java.awt.EventDispatchThread.run(Unknown Source)