fds_init returns FDS_ERR_NO_PAGES after a DFU upgradehttps://devzone.nordicsemi.com/f/nordic-q-a/49936/fds_init-returns-fds_err_no_pages-after-a-dfu-upgradeHello, We are facing recently an issue that is very weird because it is not occuring every time. Indeed, the issue occurs after a DFU update, sometimes when the application starts the FDS, it returns a FDS_ERR_NO_PAGES. A a result, it prevents the deviceen-USTelligent Community 13Sat, 20 Jul 2019 16:55:31 GMTRE: fds_init returns FDS_ERR_NO_PAGES after a DFU upgradehttps://devzone.nordicsemi.com/thread/199623?ContentTypeID=1Sat, 20 Jul 2019 16:55:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b26552bb-648b-4065-be09-418ce098db6fAurele<p>Hello&nbsp;<a href="https://devzone.nordicsemi.com/members/tesc">tesc</a></p> <p>Thank you very much for your answer, indeed it seems ti was what you have said.You &#39;ve saved our 30 prototypes that was needing an update.</p> <p>As a result, firstly i update the bootloader and then i update the application and all seems to work.</p> <p>Thank&#39;s again,</p> <p>Best regards,</p> <p>Aur&eacute;lien</p><div style="clear:both;"></div>RE: fds_init returns FDS_ERR_NO_PAGES after a DFU upgradehttps://devzone.nordicsemi.com/thread/199342?ContentTypeID=1Thu, 18 Jul 2019 15:07:03 GMT137ad170-7792-4731-bb38-c0d22fbe4515:632f76aa-ce6e-46b8-b199-cb68d1b46762tesc<p>Hi,</p> <p>In order for data to be kept through DFU, you need to configure DFU_APP_DATA_RESERVED in nrf_dfu_types.h. See the <a href="https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v15.3.0%2Flib_bootloader_dfu_banks.html&amp;anchor=lib_bootloader_dfu_appdata">Preserving application data</a> section of the DFU bootloader documentation for details.</p> <p>Regards,<br />Terje</p><div style="clear:both;"></div>