https://devzone.nordicsemi.com/f/nordic-q-a/39793/invalid-eid-in-eddystone-exampleThe code assumes that check_rollovers_and_update_eid(...) is called every second, and that m_security_slot [slot_no] .timing increases monotonically with 1. If this is not the case, one might miss out on the check where EID is updated, and you will haveen-USTelligent Community 13Wed, 24 Oct 2018 14:40:13 GMThttps://devzone.nordicsemi.com/thread/154315?ContentTypeID=1Wed, 24 Oct 2018 14:40:13 GMT137ad170-7792-4731-bb38-c0d22fbe4515:bb1bfa4e-da09-4157-9667-9d4e2390b3a9J&#248;rgen Holmefjord<p>The issue is fixed by replacing the file in&nbsp;<span>nRF5_SDK_15.2.0_9412b96\components\ble\ble_services\eddystone with the attached file:</span></p> <p><span><a href="https://devzone.nordicsemi.com/cfs-file/__key/support-attachments/beef5d1b77644c448dabff31668f3a47-3ce1c1d91b844c02a12d9b23281b04e6/es_5F00_security.c">devzone.nordicsemi.com/.../es_5F00_security.c</a></span></p><div style="clear:both;"></div>