https://devzone.nordicsemi.com/f/nordic-q-a/108158/cpu-crash-when-parsing-uart0-received-data-using-strtokHello. I am currently working on UART0 Async data parser. Whenever the data is being received, I send it via the message queue. On the different thread, I have parser that receives the messages on the queue and parses them accordingly. For exampleen-USTelligent Community 13Thu, 08 Feb 2024 12:56:22 GMThttps://devzone.nordicsemi.com/thread/468060?ContentTypeID=1Thu, 08 Feb 2024 12:56:22 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cb24b3ae-e42c-4971-8117-5a946d3ec12czazas321<p>Really silly! The problem is with the return statement inside the thread! By removing the return statement at the end of parsing everything works as expected!</p><div style="clear:both;"></div>