It seems XYLocator still dosen´t work well .
I found in forum this:
Re: NullPointerException during a click with XYLocator
by Phil Quitslund » Fri Dec 05, 2008 5:21 am
Both of these issues look like bugs. At your convenience, could you submit reports to support? email@example.com
We can track the issues and fixes there.
Is there some solution?