https://devzone.nordicsemi.com/f/nordic-q-a/2447/dfu-ble-on-singlebankDear all: same as this issue: devzone.nordicsemi.com/.../use-dfu-to-update-ap-over-ble-single-bank it seem same as my way that modify modify &quot;dfu_dual_bank_ble&quot; target . only modify dfu_double_bank.c to dfu_single_bank.c. Then get the error (seeen-USTelligent Community 13Fri, 27 Jun 2014 01:52:25 GMThttps://devzone.nordicsemi.com/thread/9888?ContentTypeID=1Fri, 27 Jun 2014 01:52:25 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b7326e7f-05fb-41dd-b4bc-1a5145be3e53steven<p>i get it . other people can be reference it . <a href="https://github.com/NordicSemiconductor/nRF51-SingleBankDFU-BLE">github.com/.../nRF51-SingleBankDFU-BLE</a></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/9887?ContentTypeID=1Fri, 09 May 2014 03:28:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:29a413f2-42c9-4c1f-bf39-d6f1b245cb73steven<p>hi, I trace the code,and when ble_flash_page_erase() function , it will be failed to erase flash then be reset system.</p> <p>it is bug when ble run to write flash page. because when the dual bank ble DFU is correct. same as my Previous issue about FLASH : <a href="https://devzone.nordicsemi.com/index.php/halt-flash-write">devzone.nordicsemi.com/.../halt-flash-write</a></p> <p>attatchments files: my device_fireware_updates.rar project (select the single bank ble target)</p> <p><a href="https://devzone.nordicsemi.com/cfs-file/__key/communityserver-discussions-components-files/4/device_5F00_firmware_5F00_updates.rar">device_firmware_updates.rar</a></p><div style="clear:both;"></div>