[didischuster]

I use Linux. If I start the application and choose a directory or a diffrent merge type I get an error like the follow:

Exception during event dispatch:
java.lang.NullPointerException
at javax.swing.plaf.basic.BasicTextUI.getVisibleEdito rRect(libgcj.so.70)
at javax.swing.plaf.basic.BasicTextUI$DocumentHandler .removeUpdate(libgcj.so.70)
at javax.swing.text.AbstractDocument.fireRemoveUpdate (libgcj.so.70)
at javax.swing.text.AbstractDocument.removeImpl(libgc j.so.70)
at javax.swing.text.AbstractDocument.remove(libgcj.so .70)
at javax.swing.text.AbstractDocument.replace(libgcj.s o.70)
at javax.swing.text.JTextComponent.setText(libgcj.so. 70)
at iliadpdfscribblemerger.ScribbleMergeForm.FixDestin ation(ScribbleMergeForm.java:822)
at iliadpdfscribblemerger.ScribbleMergeForm.rbtMTExis tingActionPerformed(ScribbleMergeForm.java:792)
at iliadpdfscribblemerger.ScribbleMergeForm.access$50 0(ScribbleMergeForm.java:30)
at iliadpdfscribblemerger.ScribbleMergeForm$6.actionP erformed(ScribbleMergeForm.java:163)
at javax.swing.AbstractButton.fireActionPerformed(lib gcj.so.70)
at javax.swing.AbstractButton$1.actionPerformed(libgc j.so.70)
at javax.swing.DefaultButtonModel.fireActionPerformed (libgcj.so.70)
at javax.swing.JToggleButton$ToggleButtonModel.setPre ssed(libgcj.so.70)
at javax.swing.plaf.basic.BasicButtonListener.mouseRe leased(libgcj.so.70)
at java.awt.AWTEventMulticaster.mouseReleased(libgcj. so.70)
at java.awt.Component.processMouseEvent(libgcj.so.70)
at java.awt.Component.processEvent(libgcj.so.70)
at java.awt.Container.processEvent(libgcj.so.70)
at java.awt.Component.dispatchEventImpl(libgcj.so.70)
at java.awt.Container.dispatchEventImpl(libgcj.so.70)
at java.awt.Component.dispatchEvent(libgcj.so.70)
at java.awt.LightweightDispatcher.handleMouseEvent(li bgcj.so.70)
at java.awt.LightweightDispatcher.dispatchEvent(libgc j.so.70)
at java.awt.Container.dispatchEventImpl(libgcj.so.70)
at java.awt.Window.dispatchEventImpl(libgcj.so.70)
at java.awt.Component.dispatchEvent(libgcj.so.70)
at java.awt.EventQueue.dispatchEvent(libgcj.so.70)
at java.awt.EventDispatchThread.run(libgcj.so.70)