https://devzone.nordicsemi.com/f/nordic-q-a/42348/device-turns-off-after-3-minutes-of-flawless-operationI&#39;m using the code from Vidar supplied here . It works well, but shuts off after 3 minutes. Based on the idle_state_handle brief, &quot; If there is no pending log operation, then sleep until next the next event occurs. &quot; I am led to believe that thisen-USTelligent Community 13Thu, 10 Jan 2019 08:59:39 GMThttps://devzone.nordicsemi.com/thread/164841?ContentTypeID=1Thu, 10 Jan 2019 08:59:39 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5d5904fc-6946-4145-9194-1d92bed60577awneil<p>That log handling is <strong>wrong</strong> - see:</p> <p><a href="https://devzone.nordicsemi.com/f/nordic-q-a/34666/nrf5-sdk-v15-0-0-bug-report-incorrect-use-of-nrf_log_process-in-ble_app_uart-peripheral-example-among-others">https://devzone.nordicsemi.com/f/nordic-q-a/34666/nrf5-sdk-v15-0-0-bug-report-incorrect-use-of-nrf_log_process-in-ble_app_uart-peripheral-example-among-others</a></p> <p></p> <p>However, that just results in the logs getting out of sync - shouldn&#39;t stop the application working.</p> <p></p> <p>But you need to fix it before you can do any sensible debugging ...</p><div style="clear:both;"></div>