https://devzone.nordicsemi.com/f/nordic-q-a/85828/nrf9160dk---cannot-connect-to-targetI&#39;m having issues using the debugger on the nRF9160dk. Here is the log that is output when I try to program the on-board 9160 with the command, nrfjprog --program &lt;path_to&gt;/build_1/zephyr/merged.hex --chiperase -f NRF91 --snr 960086086 --log en-USTelligent Community 13Wed, 16 Mar 2022 11:33:40 GMThttps://devzone.nordicsemi.com/thread/358391?ContentTypeID=1Wed, 16 Mar 2022 11:33:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c49e2fa0-87d4-4b32-8d42-fa982b1e111dH&#229;kon Alseth<p>Everything sounds to be correctly setup, JLink Commander detects 3V, but the logs show no communication with the nRF device.</p> <p>Have you tried the sequence on another computer?</p> <p>What happens if you try to recover your nRF9160? &quot;nrfjprog --recover -f nrf91&quot;</p> <p>&nbsp;</p> <p>Have you checked that the &quot;IFMCU DISCONN&quot; switch has not been set to the disabled position?</p> <p>&nbsp;</p> <p>Kind regards,</p> <p>Håkon</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/358256?ContentTypeID=1Tue, 15 Mar 2022 14:43:18 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e84333ab-108d-4e98-bd31-2c2d264980f5enderen<p>Thanks for the reply. Yes, there is a jumper on P22!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/358208?ContentTypeID=1Tue, 15 Mar 2022 12:45:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:308e906d-e44e-4a21-8505-e22724f9185bH&#229;kon Alseth<p>Hi,</p> <p>&nbsp;</p> <p>The debugger is having issues connecting to the nRF9160.</p> <p>Have you connected a jumper on the &quot;nRF current measurement&quot; header P22?</p> <p>&nbsp;</p> <p>Kind regards,</p> <p>Håkon</p><div style="clear:both;"></div>