You can’t record after you install MS15-097* for Lync 2013 (Skype for Business)
http://support.microsoft.com/kb/3099414
Status:
This problem is scheduled to be fixed in the October 2015 update for Lync 2013 (Skype for Business).
* KB3085500
MS15-097: Description of the security update for Microsoft Lync 2013 (Skype for Business): September 8, 2015