secure bootloader example is not working

[saurabh]

i used nrf52832 and sdk 14_02 i run this example secure bootloader located in example>dfu folder is get error 

return NRF_ERROR_INTERNAL;

on nrf_bootloader_init() this function can you please help me to solve this problem 

thanks

[saurabh]

All Work fine i just change segger embedded studio and its work fine with sdk 15_03 not work with 15.02 and 14.02 i don't know why