2006 IR Open Dicussion Posted August 27, 2006 Share Posted August 27, 2006 By: tai1109 - tai1109 Null Pointer Exception 2006-07-22 18:52Hello, I am trying to display a report from my java application, but I keep getting a Null Pointer Exception and I can't figure out what I am doing wrong. Here is the error: Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException at java.io.ObjectInputStream$PeekInputStream.read(ObjectInputStream.java:2217) at java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2230) at java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:2698) at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:750) at java.io.ObjectInputStream.<init>(ObjectInputStream.java:268) at net.sf.jasperreports.engine.util.JRLoader.loadObject(JRLoader.java:191) at main.Request.printRequest(Request.java:162) at GUI.RequestForm.jButton1ActionPerformed(RequestForm.java:254) at GUI.RequestForm.access$200(RequestForm.java:13) at GUI.RequestForm$3.actionPerformed(RequestForm.java:127) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1849) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2169) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258) at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:234) at java.awt.Component.processMouseEvent(Component.java:5488) at javax.swing.JComponent.processMouseEvent(JComponent.java:3126) at java.awt.Component.processEvent(Component.java:5253) at java.awt.Container.processEvent(Container.java:1966) at java.awt.Component.dispatchEventImpl(Component.java:3955) at java.awt.Container.dispatchEventImpl(Container.java:2024) at java.awt.Component.dispatchEvent(Component.java:3803) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4212) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3892) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3822) at java.awt.Container.dispatchEventImpl(Container.java:2010) at java.awt.Window.dispatchEventImpl(Window.java:1774) at java.awt.Component.dispatchEvent(Component.java:3803) at java.awt.EventQueue.dispatchEvent(EventQueue.java:463) at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:242) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:163) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:157) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:149) at java.awt.EventDispatchThread.run(EventDispatchThread.java:110) Any help would be greatly appreciated. Link to comment Share on other sites More sharing options...
Recommended Posts
Create an account or sign in to comment
You need to be a member in order to leave a comment
Create an account
Sign up for a new account in our community. It's easy!
Register a new accountSign in
Already have an account? Sign in here.
Sign In Now