https://devzone.nordicsemi.com/f/nordic-q-a/68604/fail-to-run-both-beacon-and-central-sample-in-one-app---zephyr-bleHi, I&#39;m trying to alternate between the beacon sample and the central sample in one application. It builds and initiates, the connection example from central is functioning, but when I try to initiate the advertising example from &#39;beacon&#39;, I get theen-USTelligent Community 13Fri, 20 Nov 2020 14:05:27 GMThttps://devzone.nordicsemi.com/thread/281133?ContentTypeID=1Fri, 20 Nov 2020 14:05:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8f224750-46cf-47c0-ac0f-da2b5e6b56f2&#216;yvind<p>Hello Jonas,&nbsp;</p> <p>The issue may be due to lack of memory. Difficult to tell when there is no official central and peripheral. I did find this <a href="https://github.com/nrjn/zephyr-ble-central-and-peripheral-hr">unofficial central and peripheral sample on github</a>.</p> <p>Can you please run the following command:&nbsp;<br /><br /><pre class="ui-code" data-mode="text">&lt;gnuarmemb root&gt;/bin/arm-none-eabi-addr2line.exe -e &lt;project build folder/zephyr/zephyr.elf&gt; 0xADDRESS</pre></p> <p>Where address is your faulting instruction address, in your case: 0x000035d6. Then provide the output.</p> <p>Thanks!</p> <p>Kind regards,<br />Øyivnd</p><div style="clear:both;"></div>