https://devzone.nordicsemi.com/f/nordic-q-a/18542/error-flash-download-failed---cortex-m0We are trying to dump DFU code using Keil into nrf51822 IC. We are getting error, we are using SDK12. we tried many solutions provided in devzone, we were not able to solve it. We tried devzone.nordicsemi.com/.../ and devzone.nordicsemi.com/.../ solutionsen-USTelligent Community 13Thu, 22 Dec 2016 09:27:42 GMThttps://devzone.nordicsemi.com/thread/71566?ContentTypeID=1Thu, 22 Dec 2016 09:27:42 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e5333ee3-911e-4bff-9721-dc5cd8c0ffeeJ&#248;rgen Holmefjord<p>Which project from the SDK are you trying to flash? Have you erased the board using <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.tools/dita/tools/nrf5x_command_line_tools/nrf5x_nrfjprogexe.html?cp=5_0_3"><em>nrfjprog</em></a>/<a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.sdk5.v12.2.0/getting_started_examples.html?cp=4_0_1_1_2_0#gs_examples_erasing">nRFgo Studio</a>, to make sure there is no softdevice present on the board?</p><div style="clear:both;"></div>