irrlicht render problem

[superpop]

i use irrlicht as render,my application compile well.when i debug my app,in the app begin ,show:
assertion failed ....
program: .../ceguisingleton.h
line:79
expression:ms_Singleton

i put the code try..catch...in my cegui code,
the problem is still

in fact ,when the Program begin running ,it collapse s