karen.tao

I am creating a GUI program with java and when I run it, I get this stack of errors. [CODE] Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException at ButtonPanel$AllocateListener.actionPerformed(ButtonPanel.java:52) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$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 …

When I enter a string that it not in the list, I get this error in my enum CrimeType class: IllegalArgumentException, no enum const class CrimeType.a(in java.lang.Enum [code] public void enterCrime() { Crimes crimes = new Crimes(); System.out.print("\t\tEnter crime: "); crimeName = In.nextLine(); if("murder".equals(crimeName) || "arson".equals(crimeName) || "assault".equals(crimeName)) { crimes.daysToStay(3); …