https://devzone.nordicsemi.com/f/nordic-q-a/116968/bt_settings-settings_subsys_init-failed-err--33I built an application and tested it with DK, and it worked well. I then created a custom PCB and attempted to flash the application, but the BLE part is failing with the following error. The peripherals are working fine. I read the post here , buten-USTelligent Community 13Tue, 14 Jan 2025 20:02:30 GMThttps://devzone.nordicsemi.com/thread/518326?ContentTypeID=1Tue, 14 Jan 2025 20:02:30 GMT137ad170-7792-4731-bb38-c0d22fbe4515:55443f43-b2ff-404f-96f3-f0157305f2d5vimok<p>Thank you very much.</p> <p>Our team ordered the incorrect part number (xxAB) instead of the correct one (xxAA), which caused the issue. We were able to figure it out after you shared the post</p> <p>Thanks again.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/513303?ContentTypeID=1Tue, 03 Dec 2024 20:40:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6fa9fcdd-7936-4129-965d-a053b1663b17Amanda Hsieh<p>Hi,&nbsp;</p> <p>Hope <a href="https://devzone.nordicsemi.com/f/nordic-q-a/88358/code-working-on-52832_xxaa---but-not-xxab/370015">this post</a> can help.&nbsp;</p> <p>Regards,<br />Amanda H.</p><div style="clear:both;"></div>