https://devzone.nordicsemi.com/f/nordic-q-a/13823/uart-android-bugSo im basing my project on your Android-nRF-UART-master example found in github, i don&#39;t know if its a app bug or issue regarding the circuit, but first connection is always done correctly, fully functional, but once i disconnect and re connect to theen-USTelligent Community 13Fri, 13 May 2016 07:43:19 GMThttps://devzone.nordicsemi.com/thread/52823?ContentTypeID=1Fri, 13 May 2016 07:43:19 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c89de7a6-3d70-4f95-aac9-5d5ad0825c5cMartinBL<ol> <li>&quot;<em>...it will pop the tittle message</em>&quot; sounds like your application is getting an assert and resets itself. Can you please try to pinpoint the assert using the method described <a href="https://devzone.nordicsemi.com/question/60125/my-device-is-freezing-and-restarting/?answer=60126#post-id-60126">here</a>?</li> <li>What is your &quot;circuit&quot;? A development kit of some sort?</li> <li>Are you using examples from an SDK? If so, what SDK version?</li> <li>Have you made any changes to the code?</li> <li>Are you using a Softdevice? If so, what version?</li> </ol><div style="clear:both;"></div>