How to Run GDB on CCSv5

I'm testing beagleboard-xm and I'm following the guide

http://processors.wiki.ti.com/index.ph/How_to_Run_GDB_on_CCSv5

When I running debug session, my CCS5 is blocked in this point:

"Launching matrix_tui debug: (86%)

Any suggest?
Thank you
Preioni Paolo