https://devzone.nordicsemi.com/f/nordic-q-a/8172/profile-testing-issueHi all, I am doing the PTS and meet some issues here: Using the SDK 8.0 KB demo with SD8.0; Do the profile test with PTS dongle and tool, and return errors on every ATT WRITEs, such as TC_CON_BV_01_C, which attached as name &#39;TC_CON_BV_01_C_ERRORen-USTelligent Community 13Tue, 14 Jul 2015 23:03:09 GMThttps://devzone.nordicsemi.com/thread/29373?ContentTypeID=1Tue, 14 Jul 2015 23:03:09 GMT137ad170-7792-4731-bb38-c0d22fbe4515:17ca7d71-eeac-4944-a627-8ff37254d240Ulrich Myhre<p>I think your attachment did not get in properly, so it is hard to say exactly what went wrong. Why are you re-doing qualification though? Have you modified the original design?</p><div style="clear:both;"></div>