https://devzone.nordicsemi.com/f/nordic-q-a/11467/can-t-connect-to-nrf51-if-char-property-notify-is-setHey, I have been trying to create a notification characteristic for nrf51822. Whenever I add char_md.char_props.notify = 1; lightblue doesn&#39;t connect to it. I do get a connection event on the nrf51822 but lightblue gives &quot;Connection Alert : Timeouten-USTelligent Community 13Fri, 22 Jan 2016 12:16:43 GMThttps://devzone.nordicsemi.com/thread/43293?ContentTypeID=1Fri, 22 Jan 2016 12:16:43 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f8436cde-188c-4657-91bc-64c79ed175aaHung Bui<p>@Vandita: I believe it&#39;s LightBlue&#39;s issue. I have seen this several times. We are working on to have nRF Master Control Panel app on iOS, but it&#39;s not available just yet.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/43292?ContentTypeID=1Thu, 21 Jan 2016 21:20:13 GMT137ad170-7792-4731-bb38-c0d22fbe4515:84452474-cbfc-4478-b913-168482b14f74Vandita<p>I am able to see the device and connect with a custom iOS app but not with light blue. Though working with the other app works for me.</p><div style="clear:both;"></div>