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

Samebug tips

  1. ,

    Thrown when an application is trying to use or access an object whose reference equals to null. You are probably trying to use a reference that points to no location in memory as though it were referencing an object.

Solutions on the web

via Oracle Community by 807555, 1 year ago
This exception has no message.
via Google Groups by Gudjon I. Gudjonsson, 1 month ago
via jabref by amritrajpatra
, 2 years ago
This exception has no message.
via Oracle Community by tkjain, 1 year ago
via Oracle Community by 615670, 1 year ago
This exception has no message.
via by Unknown author, 2 years ago
This exception has no message.
java.lang.NullPointerException: 	at java.util.Hashtable.put(	at javax.swing.plaf.basic.BasicToolBarUI.setBorderToNonRollover(	at javax.swing.plaf.basic.BasicToolBarUI$ToolBarContListener.componentAdded(	at java.awt.Container.processContainerEvent(	at java.awt.Container.processEvent(	at java.awt.Component.dispatchEventImpl(	at java.awt.Container.dispatchEventImpl(	at java.awt.Component.dispatchEvent(	at java.awt.Container.addImpl(	at javax.swing.JToolBar.addImpl(	at java.awt.Container.add(	at com.temenos.devstudio.EditorUI.jbInit(	at com.temenos.devstudio.EditorUI.(	at com.temenos.devstudio.Editor.(	at com.temenos.devstudio.Editor.main(