https://devzone.nordicsemi.com/f/nordic-q-a/72625/event-not-called-mqttHello, I am a beginner student and I think this is the kind of misunderstanding on my part. I program on the Thingy 1.4.0 with the SDK 1.4.2. I create my own project to learn a little more about the embedded world. In this project I have several threadsen-USTelligent Community 13Thu, 11 Mar 2021 12:36:57 GMThttps://devzone.nordicsemi.com/thread/299246?ContentTypeID=1Thu, 11 Mar 2021 12:36:57 GMT137ad170-7792-4731-bb38-c0d22fbe4515:237e2c65-b68f-4bf0-b498-e2522db082e5Albrecht Markus Schellenberger<p>Hello Tatiana,</p> <p>Could you provide me with a modem trace of your application? Please see the link below on how to create it:</p> <p><a href="https://devzone.nordicsemi.com/nordic/cellular-iot-guides/b/getting-started-cellular/posts/how-to-get-modem-trace-using-trace-collector-in-nrf-connect">https://devzone.nordicsemi.com/nordic/cellular-iot-guides/b/getting-started-cellular/posts/how-to-get-modem-trace-using-trace-collector-in-nrf-connect</a></p> <p>For the Thingy:91, please make sure that you use the Connectivity bridge firmware on the nRF52840.</p> <p>Thanks!</p> <p>Regards,</p> <p>Markus</p><div style="clear:both;"></div>