Dwm3000evb please help me

hi, i am dongmin

i am using DWM3000EVB and Nucleo F429ZI

in system workbech for stm32, i tried to debug an example code ‘the simple tx’ and ‘the simple rx’

but i got this error message

No source available for “(gdb[1].proc[42000].threadGroup[i1],gdb[1].proc[42000].OSthread[1]).thread[1].frame[0]”

and the program was stopped by kill message like that