https://devzone.nordicsemi.com/f/nordic-q-a/7432/dfu-bootloaderHi Team, I was trying dfu to load my application. Edit #1 I have flashed softdevice. Then I have compiled the example project &#39;dfu_dual_bank_ble_s110_pca10028&#39; and loaded to the nRF51-DK. I read few tutorials and tryingen-USTelligent Community 13Wed, 17 Jun 2015 09:09:50 GMThttps://devzone.nordicsemi.com/thread/26469?ContentTypeID=1Wed, 17 Jun 2015 09:09:50 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b36f24ee-9669-40ad-abfe-98383520fa65Milan<p>Don&#39;t now the problem but now i am able to do the same without any change!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/26468?ContentTypeID=1Fri, 05 Jun 2015 14:34:03 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0a5c8106-3e78-4d45-8ab8-9ade698b7059&#216;yvind Karlsen<p>Hi Milan,</p> <p>I have attempted to replicate your error, but I was able to update my device using DFU from the nRF Toolbox DFU. If you could upload the zip and/or hex file, I can have a look.</p><div style="clear:both;"></div>