Microsoft released CU7 (July 2018) for Skype for Business Server 2015. Included in this update there is a lot of fixes for problems found in the server edition. 

Note that if you are running your BackEnd database on a SQL Server 2018 R2 you can’t install this update.

Read more about KB3061064
Download update here

Updates included in this Cumulative update is these

  • 4133038 Skype for Business mobile clients can’t be distinguished on CDR report if connection is internal or external
  • 4100776 Microsoft SQL Server 2016 SP1 is available for the Back End servers of Skype for Business Server 2015
  • 4339530 All the operations on Media processor are blocked in Skype for Business Server 2015
  • 4132309 Support End Meeting for Skype for Business on Mac in Skype for Business Server 2015
  • 4339526 Skype for Business on Mac should show the delegator’s name for an incoming call in Skype for Business Server 2015
  • 4100774 Allow users who aren’t Enterprise Voice enabled to configure delegates in Skype for Business on Mac
  • 4090984 Can’t receive notification email when a team-call group member answers your work calls
  • 4078587 Voice settings are intermittently reset in Skype for Business on iOS and Android
  • 4133039 Sudden loss of critical functionality after updating deployments that host high-volume conference scheduling applications in Skype for Business Server 2015
  • 4132305 Deleted conversation history persists in the Skype for Business on Mac client
  • 4074760 LBR enabled PSTN call can be transferred to a non-LBR enabled user in Skype for Business Server 2015
  • 4132312 Enable Skype Meetings App to replace Skype for Business Web App in Skype for Business Server 2015
  • 4339527 “Server Error” occurs when sharing a PowerPoint presentation in Skype Meetings App in Skype for Business Server 2015
  • 4132310 RequireWIFIForIPAudio in mobility policy isn’t applied for Skype for Business iOS and Android devices
  • 4132313 Contact details aren’t shown when searching a contact that’s in a different domain in the Skype for Business mobile app
  • 4339529 The “Call me at” feature doesn’t redirect audio to a phone number in Skype for Business Server 2015
  • 4132303 Support anonymous PSTN callers to start a static meeting without an authenticated user in Skype for Business Server 2015
  • 4339523 A delegate can schedule meetings for a delegator from Outlook for Mac in Skype for Business Server 2015
  • 4132304 Display name of a federated contact can’t be shown in contact list in Skype for Business mobile clients
  • 4132314 “Cannot insert duplicate key row in object ‘dbo.Agents'” error when adding an RGS agent to a group via an Exchange distribution list
  • 4102001 Event ID 32002 and 32007 when RGS crashes with the “System.Reflection.TargetInvocationException” exception during announcement
  • 4343079 Emergency call fails when E9-1-1 Notification URI distribution group size exceeds the limit in Skype for Business Server 2015
  • 4100777 Location configured on a subnet cannot be retrieved when making an E911 call from Skype for Business for Mac
  • 4132315 Support VbSS for meetings hosted on Skype for Business Server 2015 for Skype for Business on Mac users
  • 4132308 Event ID 20029 and Event ID 20028 are repeatedly logged in Skype for Business Front End servers
  • 4102003 Skype for Business for Mac and Skype for Business mobile users can’t call again a non-E.164 number that’s saved in conversation history
  • 4102002 Test-CsWebScheduler doesn’t clean up the newly created meeting when verification is finished in Skype for Business Server 2015
  • 4102006 “Error creating procedure RtcResetAbAttributes” when running Install-CsDatabase for rtcab database in Skype for Business Server 2015
  • 4102007 Skype for Business on-premise user doesn’t receive notification when added by a Skype user for a second time
  • 4101088 Debug-csInterPoolReplication can’t correct the pool ownership conflict if user’s SIP URL has an apostrophe in Skype for Business Server 2015
  • 4100772 Skype for Business Server 2015 Management Pack for SCOM doesn’t show a state for QoE views
  • 4101086 “SELECT rights to dbo.Item is not present” error when running Invoke-CsPoolFailover and Invoke-CsPoolFailback cmdlets in Skype for Business Server 2015
  • 4100775 New trusted application endpoint is always assigned to default routing group in Skype for Business Server 2015
  • 4102004 “Response Group Configuration Tool Failure” error when creating or editing a response group workflow
  • 4101087 User can’t receive new incoming calls after you enable the Busy on Busy feature in Skype for Business Server 2015
  • 4100773 Skype for Business Server 2015 Shared Line Appearance (SLA) can’t forward calls to PSTN
  • 4339521 High volume of conference entries created by a single user in Skype for Business Server 2015 slows down intra cluster data replication
  • 4346673 Use Get/Set-AuthConfig cmdlet to manage Skype for Business Server 2015 authorization configuration
  • 4456526 RtcSrv crashes in Director pools after installing the March 2018 cumulative update of Skype for Business Server 2015