NRF91 - reset device when exception occurshttps://devzone.nordicsemi.com/f/nordic-q-a/51925/nrf91---reset-device-when-exception-occursHi, I&#39;m using NRF91. when an exception occur, the device gets stuck. in production I would like to reset that device, if it occurs. i.e.en-USTelligent Community 13Thu, 12 Sep 2019 15:49:21 GMTRE: NRF91 - reset device when exception occurshttps://devzone.nordicsemi.com/thread/209480?ContentTypeID=1Thu, 12 Sep 2019 15:49:21 GMT137ad170-7792-4731-bb38-c0d22fbe4515:03227f11-ee3f-4af3-ad0c-d7f71782ba87Hakon<p>Hey,</p> <div style="font-family:&#39;Segoe UI&#39;, &#39;Helvetica Neue&#39;, &#39;Apple Color Emoji&#39;, &#39;Segoe UI Emoji&#39;, Helvetica, Arial, sans-serif;font-size:14px;font-style:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;">You can overwrite&nbsp;<span style="background-color:initial;">k_sys_fatal_error_handler. This is done in applications/asset_tracker.</span></div> <div style="font-family:&#39;Segoe UI&#39;, &#39;Helvetica Neue&#39;, &#39;Apple Color Emoji&#39;, &#39;Segoe UI Emoji&#39;, Helvetica, Arial, sans-serif;font-size:14px;font-style:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;"> <div style="font-family:&#39;Segoe UI&#39;, &#39;Helvetica Neue&#39;, &#39;Apple Color Emoji&#39;, &#39;Segoe UI Emoji&#39;, Helvetica, Arial, sans-serif;font-size:14px;font-style:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;"> <p><a href="https://github.com/NordicPlayground/fw-nrfconnect-nrf/blob/master/applications/asset_tracker/src/main.c#L206">github.com/.../main.c</a></p> <p>&nbsp;</p> </div> </div><div style="clear:both;"></div>RE: NRF91 - reset device when exception occurshttps://devzone.nordicsemi.com/thread/208745?ContentTypeID=1Mon, 09 Sep 2019 15:16:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1f6fff83-574c-4a86-a802-e65e6f6a1530MJD093<p>Firstly I would stress that you never let your production devices ever get firmware that will hit a hard fault.</p> <p>Secondly, have you looked at the Watch Dog Timer (WDT). This is designed to handle faults with a reset and from my development testing, I remember it triggering during a Hard Fault when the timer counter expired. Note that this will just reset the device and won&#39;t stop the hard fault from occuring again.</p><div style="clear:both;"></div>