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

java.lang.ArrayIndexOutOfBoundsException: 0	at org.netbeans.modules.java.j2seproject.J2SEActionProvider.isSetMainClass(J2SEActionProvider.java:568)	at org.netbeans.modules.java.j2seproject.J2SEActionProvider.getTargetNames(J2SEActionProvider.java:278)	at org.netbeans.modules.java.j2seproject.J2SEActionProvider$1.run(J2SEActionProvider.java:185)	at org.netbeans.modules.javacore.internalapi.JavaMetamodel.invokeAfterScanFinished(JavaMetamodel.java:209)	at org.netbeans.modules.java.j2seproject.J2SEActionProvider.invokeAction(J2SEActionProvider.java:214)	at org.netbeans.modules.project.ui.actions.MainProjectAction.actionPerformed(MainProjectAction.java:91)	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1849)	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2169)	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:420)	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:258)	at javax.swing.AbstractButton.doClick(AbstractButton.java:302)	at javax.swing.plaf.basic.BasicMenuItemUI.doClick(BasicMenuItemUI.java:1000)	at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(BasicMenuItemUI.java:1041)	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)