https://devzone.nordicsemi.com/f/nordic-q-a/9451/how-to-setup-a-notification-characteristicI am writing my own function to setup a notification characteristic, but it failed, Could anyone help me check it ? static uint8_t d[2] = {0}; static ble_gatts_char_handles_t h; APP_ERROR_CHECK(ble_app_gatts_characteristic_add(uuid, NOTIFY_PROP_MASKen-USTelligent Community 13Sun, 27 Sep 2015 03:20:58 GMThttps://devzone.nordicsemi.com/thread/34889?ContentTypeID=1Sun, 27 Sep 2015 03:20:58 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b37adf72-94bf-4113-a5fd-4437472e83a1sprhawk<p>I&#39;m missing to handle BLE_GATTS_EVT_SYS_ATTR_MISSING event.use sd_ble_gatts_sys_attr_set to fix</p><div style="clear:both;"></div>