https://devzone.nordicsemi.com/f/nordic-q-a/42033/unknown-function-at-0x000008c8hi, i am facing this unknown error at &quot;unknown function at 0x000008C8&quot;, i am doing a development project with nrf52832(sdk14.2 and s132v5,ble nus is used) mcu and sim800 gsm module(over uart) in my case i have send tcp data at 2sec frequency to gsmen-USTelligent Community 13Thu, 12 Mar 2020 07:49:16 GMThttps://devzone.nordicsemi.com/thread/239447?ContentTypeID=1Thu, 12 Mar 2020 07:49:16 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2ffffc12-09dd-4837-b22c-7ca362390972upupsky<p>i am also getting the same error&nbsp; .&nbsp; why?&nbsp; 3Q</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/166450?ContentTypeID=1Fri, 18 Jan 2019 11:53:42 GMT137ad170-7792-4731-bb38-c0d22fbe4515:394d3c65-2e3c-44e1-9275-445c7e439607ps_anu<p>how to do this? i am also getting the same error .</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/164026?ContentTypeID=1Fri, 04 Jan 2019 16:34:50 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ec313cd7-b76a-4c48-9ece-4d20d3f54d33Joakim Jakobsen<p>Hi.</p> <p>It looks like the UART is being initialized when it&#39;s already initialized.</p> <p>You should double check that there isn&#39;t several initializations of the UART.</p> <p></p> <p>Best regards, <br />Joakim</p><div style="clear:both;"></div>