Hi I am developing an application for s40 X3 - nokia device. In that i try to obfuscate the build but it showing the error like:

"C:\Users\user\Desktop\CCD\nbproject\build-impl.xml:427: Obfuscation failed with error code 1.
BUILD FAILED (total time: 7 seconds)".

Warning: org.json.me.JSONArray: can't find referenced method 'java.lang.Object remove(int)' in class java.util.Vector
Warning: there were 1 unresolved references to program class members.
Your input classes appear to be inconsistent.
You may need to recompile them and try again.
Alternatively, you may have to specify the options
'-dontskipnonpubliclibraryclasses' and/or
Error: Please correct the above warnings first.

Please help me..!