NullPointerException in TiUIHelper.showSoftKeyboard

Hi,

I am using Titanium 3.1.4 and android version 4.2

Testing device is : Galaxy S Duos2 (kyleprods)

I got this error while submitting the details.

java.lang.NullPointerException
at org.appcelerator.titanium.util.TiUIHelper.showSoftKeyboard(TiUIHelper.java:944)
at org.appcelerator.titanium.view.TiUIView$2.run(TiUIView.java:818)
at android.os.Handler.handleCallback(Handler.java:725)
at android.os.Handler.dispatchMessage(Handler.java:92)
at android.os.Looper.loop(Looper.java:176)
at android.app.ActivityThread.main(ActivityThread.java:5317)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1102)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:869)
at dalvik.system.NativeStart.main(Native Method)

i got the same above error in Galaxy S DUOS (kyleopen) also android version 4.0.3 - 4.0.4

Thanks Advance.