NRF52 ble_app_uart Example not working

Hello,

I'm working on NRF52832 based module BMD-301

for same i'm using SDK16
Segger Embedded Studio

The thing is

when uploaded ble_app_alert_notification example it's worked :

-> \NRF52_sdk_16\examples\ble_peripheral\ble_app_alert_notification\pca10040\s132\ses

But not working ble_app_uart example.not advertise,not discoverable :

-> \NRF52_sdk_16\examples\ble_peripheral\ble_app_uart\pca10040\s132\ses

Please help me.

Thanks

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