https://devzone.nordicsemi.com/f/nordic-q-a/115825/flash-write-process-stuck-when-softdevice-presentI&#39;m developing a BLE application on nRF52840, where several characteristics correspond to several parameters. I need to read and validate parameters stored in flash when the power is turned on, and then save the runtime parameters to FLASH when the BLEen-USTelligent Community 13Fri, 25 Oct 2024 14:36:42 GMThttps://devzone.nordicsemi.com/thread/507976?ContentTypeID=1Fri, 25 Oct 2024 14:36:42 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9c6b67e3-b56f-4d54-a58a-1d717203a30fSigurd<p>Hi!</p> [quote user=""]the program freezes[/quote] <p>Could you try debugging, and when this happens, you halt the CPU, and see what the CPU is doing, how the call-stack looks like, etc</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/507844?ContentTypeID=1Fri, 25 Oct 2024 04:14:54 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4471e4d0-cb0c-4b34-9e94-0a42bf352636JasonChen96<p>Besides, I am using nRF5 SDK 17.1.0, Softdevice S140</p><div style="clear:both;"></div>