Regarding nokia mobile browser simulator java error

Question

I'm trying to install Nokia Mobile Browser Simulator but it's gave the following error :-

Fatal Error

Invocation of this Java Application has caused an InvocationTargetException. This application will now exit. (LAX)

    java.lang.NullPointerException
at com.zerog.ia.installer.IAStatusLog.a(Unknown Source)
at ZeroGbg.a(Unknown Source)
at ZeroGbg.c(Unknown Source)
at ZeroGbg.e(Unknown Source)
at ZeroGbg.a(Unknown Source)
at ZeroGbg.a(Unknown Source)
at com.zerog.ia.installer.Main.b(Unknown Source)
at com.zerog.ia.installer.Main.main(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at             sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at com.zerog.lax.LAX.launch(Unknown Source)
at com.zerog.lax.LAX.main(Unknown Source)

please solve my problem why this error occur :