SDK15.2 52810 OTA ERROR

[thong]

nRF5_SDK_15.2.0_9412b96\examples\dfu\secure_bootloader\pca10040e_ble\arm5_no_packs

nRF5_SDK_15.2.0_9412b96\examples\ble_peripheral\ble_app_buttonless_dfu\pca10040e\s112\arm5_no_packs

I used the above two example OTA 52810 to start OTA error,please see the picture for details.

[thong]

The nrf connect version is too low,I I used version 4.1, 4.2 version ok