sun studio 12 installation problem on RHEL5 x86_64

Whenever I try to execute the batch installer for sun studio 12 I get the following error message:

./batch_installer --accept-sla

Exception in thread "Thread-1" java.awt.HeadlessException

at java.awt.dnd.DropTarget.<init>(libgcj.so.7rh)

at java.awt.dnd.DropTarget.<init>(libgcj.so.7rh)

at javax.swing.JComponent.<init>(libgcj.so.7rh)

at javax.swing.JPanel.<init>(libgcj.so.7rh)

at javax.swing.JPanel.<init>(libgcj.so.7rh)

at com.sun.wizards.core.WizardComponent.<init>(WizardComponent.java:159)

at com.sun.wizards.core.WizardComposite.<init>(WizardComposite.java:83)

at com.sun.wizards.core.WizardTreeManager.createWizardPanel(WizardTreeManager.java :890)

at com.sun.wizards.core.WizardTreeManager.<init>(WizardTreeManager.java:325)

at com.sun.wizards.core.CommandLineConsole.run(CommandLineConsole.java:75)

at java.lang.Thread.run(libgcj.so.7rh)

Task Failed: java.lang.NullPointerException

java.lang.NullPointerException

at java.lang.Class.isAssignableFrom(libgcj.so.7rh)

at java.util.ResourceBundle.tryBundle(libgcj.so.7rh)

at java.util.ResourceBundle.tryBundle(libgcj.so.7rh)

at java.util.ResourceBundle.getBundle(libgcj.so.7rh)

at java.util.ResourceBundle.getBundle(libgcj.so.7rh)

at com.sun.setup.util.wbResource.getString(wbResource.java:212)

at com.sun.setup.util.wbResource.getString(wbResource.java:132)

at com.sun.setup.util.setupInitializationTask.perform(setupInitializationTask.java :88)

at com.sun.wizards.core.Sequence.perform(Sequence.java:343)

at com.sun.wizards.core.SequenceManager.run(SequenceManager.java:226)

at java.lang.Thread.run(libgcj.so.7rh)

I've used the ./prepare_system to install all dependencies. Any suggestions?

Cheers

[1877 byte] By [RJMa] at [2007-11-27 7:33:31]
# 1
Please check version of java that is in your PATH. It should be JDK 1.5 or later.
MaximKartasheva at 2007-7-12 19:13:54 > top of Java-index,Development Tools,Solaris and Linux Development Tools...