https://devzone.nordicsemi.com/f/nordic-q-a/117817/bt_nus_send-not-working-with-cmsis_os2-hHallo Nordic support team In a current project I have got stuck with cmsis_os . The micro restarts after trying to send the first package with bt_nus_send. The same code works with bt_nus_send in a Zephyr task or in the main but is not when usingen-USTelligent Community 13Mon, 13 Jan 2025 08:45:46 GMThttps://devzone.nordicsemi.com/thread/518095?ContentTypeID=1Mon, 13 Jan 2025 08:45:46 GMT137ad170-7792-4731-bb38-c0d22fbe4515:063539c2-8bbb-4fff-949d-37d9a4fba573H&#229;kon Alseth<p>Glad to hear, hope you have a wonderful day!</p> <p>&nbsp;</p> <p>Kind regards,</p> <p>Håkon</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/518063?ContentTypeID=1Sun, 12 Jan 2025 17:40:59 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e5927445-cd6c-440b-9917-e5589074e409AndreasM<p>Thank&#39;s a lot. That solved the problem.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/517498?ContentTypeID=1Wed, 08 Jan 2025 14:10:41 GMT137ad170-7792-4731-bb38-c0d22fbe4515:bd7e4fa4-6643-48ca-9b60-d6ca880ddf8fH&#229;kon Alseth<p>Hi,</p> <p>&nbsp;</p> <p>Looks like you&#39;re declaring a runtime (dynamic) thread. Can you try to set&nbsp;CONFIG_CMSIS_V2_THREAD_DYNAMIC_MAX_COUNT=1 and see if this works now?</p> <p>&nbsp;</p> <p>Kind regards,</p> <p>Håkon</p><div style="clear:both;"></div>