https://devzone.nordicsemi.com/f/nordic-q-a/93572/nrf9160-usage-faultHi: This is Log: I modify mqtt_simple into 2 threads. This is code:en-USTelligent Community 13Fri, 04 Nov 2022 09:40:34 GMThttps://devzone.nordicsemi.com/thread/394095?ContentTypeID=1Fri, 04 Nov 2022 09:40:34 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ac47f9f5-879e-4b76-835e-dcb1dc0228a1Vidar Berg<p>Hello,</p> <p>The crash log says there is stack overflow in your &#39;thread_id0&#39; thread, so the solution should be to increase the stack size (&#39;STACKSIZE&#39;).</p> <p><img style="max-height:240px;max-width:320px;" src="https://devzone.nordicsemi.com/resized-image/__size/640x480/__key/communityserver-discussions-components-files/4/pastedimage1667554831061v1.png" alt=" " /></p> <p></p> <p>Best regards,</p> <p>Vidar</p><div style="clear:both;"></div>