beetje laat,maar ik krijg hem nog steeds niet aan de praat

heb het al wel gebrand op cd.
tijdens de instalatie krijg ik deze errors:
FatalException SetCountryLanguage : java.lang.NullPointerException
at java.util.Hashtable.put(Hashtable.java:381)
at dialogys.installation.DialogysCustomCodeAction.setUserPref(DialogysCustomCodeAction.java)
at dialogys.installation.SetCountryLanguage.doInstall(SetCountryLanguage.java)
at dialogys.installation.DialogysCustomCodeAction.install(DialogysCustomCodeAction.java)
at com.zerog.ia.installer.actions.CustomAction.installSelf([DashoPro-V1.2-120198])
at com.zerog.ia.installer.AAMgr.a([DashoPro-V1.2-120198])
at com.zerog.ia.installer.AAMgr.b([DashoPro-V1.2-120198])
at com.zerog.ia.installer.AAMgr.e([DashoPro-V1.2-120198])
at com.zerog.ia.installer.AAMgr.a([DashoPro-V1.2-120198])
at com.zerog.ia.installer.AAMgr.actionPerformed([DashoPro-V1.2-120198])
at java.awt.Button.processActionEvent(Button.java:308)
at java.awt.Button.processEvent(Button.java:281)
at java.awt.Component.dispatchEventImpl(Component.java:2400)
at java.awt.Component.dispatchEvent(Component.java:2313)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:287)
at java.awt.EventDispatchThread.pumpOneEvent(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:92)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:83)
en als ik jbuilder los wil op starten geeft ie een fout aan in java.exe
kan iemand me helpen
tom