Anyone can give me solution on this.
I downloaded spark source code version 2_5_8 made some changes & compiled using ant then builded the spark into exe.
Everything working fine, expect the menus. There is no spacing between the menus.
Kindly find the image attached herewith.
Source code download link: http://svn.igniterealtime.org/svn/repos/spark/tags/spark_2_5_8/
Thanks
Jassim