Can not step through Code While Debugging


I am new to this,please help.

I am having BLIP2 BOARD REV 2.0  and ICE-1000 with CCSE 2.6.0 version.

1) Created Crosscore Project

2) my sample program contains a automatic created program(no external code is added.

3) I did debug configuration and tried few times it worked

       *) I was able to browse assembly and steup through and stepover

4) After that I am program gets loaded but debug control does not get into code (main function)

5) I tred

       a) clean build 

       b) closing restarting hardware and IDE

       c)  all the debug controls are disabled.

Can some help me please.