https://devzone.nordicsemi.com/f/nordic-q-a/50212/problem-enabling-notifications-on-serverHello, I&#39;m working on a project where I want to send data through notifications between nrf52832 custom ble service server to the hrs_c example client. I&#39;m using s132. When I connect my server to my phone the sd_ble_gatts_hvx returns error 8, and as soonen-USTelligent Community 13Sun, 04 Aug 2019 22:00:46 GMThttps://devzone.nordicsemi.com/thread/202278?ContentTypeID=1Sun, 04 Aug 2019 22:00:46 GMT137ad170-7792-4731-bb38-c0d22fbe4515:80a1b83f-5528-46f2-b806-6fc70363bf2dCatytu<p>I&#39;m not sure where I went wrong but I set it up from scratch and it appears to be working. Thanks for the help anyway!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/200678?ContentTypeID=1Fri, 26 Jul 2019 08:12:02 GMT137ad170-7792-4731-bb38-c0d22fbe4515:13f9739d-aed9-4d58-b73a-3b514e8af523Vidar Berg<p>Hello,</p> <p><span>Have you checked if ble_hrs_c_hrm_notif_enable() returns NRF_SUCCESS&nbsp;and are you able to debug the application to see what the handle value it passes to cccd_configure() is? Maybe it writes to the wrong attribute.&nbsp;</span></p> <p><span></span></p><div style="clear:both;"></div>