DA14531 GPIO ISSUE

HI,

   i am working on da14531 BLE . i am using ble_app_peripheral sdk code. in this code i have configure 1 gpio pin (P0_11) for switch and 1 gpio pin (P0_9) for led indication. Please see in below screenshot.

  

when i run code, at that time code was stop on all BKPT() function. pleased see in below screenshot and please suggest ASAP.

 pleased suggest me ASAP. 

Thanks in Advanced.