Linux/CC2564MODA: TI Bluetooth Stack PBAM Demo App , Could not open the script file /lib/firmware/TIInit_6.7.16.bts.

Tool/software: Linux

Hardware:

    Beaglebone Black-Rev C (AM3358)

    Boost-cc2564moda

Interface:

Beaglebone black                           Boost cc2564moda

UART1_Tx   -----------------------------BURX1

UART1_RX -----------------------------BUTX1

UART1_CTSN--------------------------BURT1

UART1_RTSN--------------------------BUCT1

GPIO_44 ---------------------------------BnSD1

DGND ------------------------------------GND

image used:

root@beaglebone-yocto:/lib/firmware# uname -a

Linux beaglebone-yocto 4.15.13-yocto-standard  (custom build) 

While executing the demo application i am getting the below error.

root@beaglebone-yocto:~/CC2564/bin# ./SS1

Error:

PBAM>1 1

BTPM_Initialize() Success: 0.
DEVM_RegisterEventCallback() Success: 5.
PBAM>9 1

echo 44 > /sys/class/gpio/export
sh: line 0: echo: write error: Device or resource busy
echo out > /sys/class/gpio/gpio44/direction
echo 0 > /sys/class/gpio/gpio44/value
echo 1 > /sys/class/gpio/gpio44/value
echo 0 > /sys/class/gpio/gpio44/value
echo 1 > /sys/class/gpio/gpio44/value
BT COMM PORT (/dev/ttyO1): 1
Status: Executing BTS Script /lib/firmware/TIInit_6.7.16.bts.
Error: Could not open the script file /lib/firmware/TIInit_6.7.16.bts.
echo 0 > /sys/class/gpio/gpio44/value
DEVM_PowerOnDevice() Failure: -4, Unknown Error.
Function Error.
PBAM>quit

The bts TIInit_6.7.16.bts file is already in /lib/firmware . How to solve the above mentioned issue .