printf is not printing anything over UART ,going in hard fault with SDK13

printf is not printing anything over UART ,going in hard fault with SDK13https://devzone.nordicsemi.com/f/nordic-q-a/20543/printf-is-not-printing-anything-over-uart-going-in-hard-fault-with-sdk13Hi, I am working on SDK13 multiperipheral example trying to add nus in code, but it is not able to send anything to connected android , nrf52 is receiving only 1 byte if i try to send data from mobile. For testing i added printf statement but then iten-USTelligent Community 13Mon, 20 Mar 2017 12:01:47 GMTRE: printf is not printing anything over UART ,going in hard fault with SDK13https://devzone.nordicsemi.com/thread/80082?ContentTypeID=1Mon, 20 Mar 2017 12:01:47 GMT137ad170-7792-4731-bb38-c0d22fbe4515:85f10d7d-bb78-470f-b656-64e51de637b3Jørgen Holmefjord<p>Have you tried debugging your application using <a href="https://devzone.nordicsemi.com/question/60125/my-device-is-freezing-and-restarting/">this method</a>, to check which function call is causing the hardfault, and what error code is reported?</p><div style="clear:both;"></div>