This cumulative update fixes several issues in Skype for Business Server 2015, Front End Server and Edge Server. The version number of this update is 6.0.9319.534.
Note Server-side conversation history in branch site deployments is no longer supported in the March 2016 cumulative update.
Issues that the cumulative update fixes
This cumulative update fixes the following issues:
- KB 4100776 Microsoft SQL Server 2016 SP1 is available for the Back End servers of Skype for Business Server 2015
- KB 4100774 Allow users who aren't Enterprise Voice enabled to configure delegates in Skype for Business on Mac
- KB 4090984 Can't receive notification email when a team-call group member answers your work calls
- KB 4133039 Sudden loss of critical functionality after updating deployments that host high-volume conference scheduling applications in Skype for Business Server 2015
- KB 4132305 Deleted conversation history persists in the Skype for Business on Mac client
- KB 4074760 LBR-enabled PSTN call can be transferred to a non-LBR-enabled user in Skype for Business Server 2015
- KB 4132310 RequireWIFIForIPAudio in mobility policy isn't applied for Skype for Business iOS and Android devices
- KB 4132314 "Cannot insert duplicate key row in object 'dbo.Agents'" error when adding an RGS agent to a group via an Exchange distribution list
- KB 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
- KB 4132308 Event ID 20029 and Event ID 20028 are repeatedly logged in Skype for Business Front End servers
- KB 4101087 User can't receive new incoming calls after you enable the Busy on Busy feature in Skype for Business Server 2015
- KB 4100773 Skype for Business Server 2015 Shared Line Appearance (SLA) can't forward calls to PSTN
- KB 4456526 RtcSrv crashes in Director pools after installing the March 2018 cumulative update of Skype for Business Server 2015
This cumulative update also fixes the issues that were previously listed in the following Microsoft Knowledge Base articles:
- KB 4086059 March 2018 cumulative update 6.0.9319.516 for Skype for Business Server 2015, Front End Server and Edge Server
- KB 4074701 January 2018 cumulative update 6.0.9319.514 for Skype for Business Server 2015, Front End Server and Edge Server
- KB 4036312 December 2017 cumulative update 6.0.9319.510 for Skype for Business Server 2015, Front End Server and Edge Server
- KB 4012621 May 2017 cumulative update 6.0.9319.281 for Skype for Business Server 2015, Front End Server and Edge Server
- KB 3207506 February 2017 cumulative update 6.0.9319.277 for Skype for Business Server 2015, Front End Server and Edge Server
- KB 3199093 November 2016 cumulative update 6.0.9319.272 for Skype for Business Server 2015, Front End Server and Edge Server
- KB 3149227 June 2016 cumulative update 6.0.9319.259 for Skype for Business Server 2015, Front End Server and Edge Server
- KB 3134260 March 2016 cumulative update 6.0.9319.235 for Skype for Business Server 2015, Front End Server and Edge Server
- KB 3097645 November 2015 cumulative update 6.0.9319.102 for Skype for Business Server 2015, Front End Server and Edge Server
- KB 3061059 June 2015 cumulative update 6.0.9319.55 for Skype for Business Server 2015, Front End Server and Edge Server
How to install the update
To install the cumulative update for Skype for Business Server 2015, Front End Server and Edge Server, you must follow the steps that are described in Updates for Skype for Business Server 2015 (KB3061064).
Note The Cumulative Server Update Installer applies all updates for the appropriate server role in one operation.
Prerequisites
There are no prerequisites for installing this cumulative update.
Registry information
To use one of the cumulative updates in this package, you don't have to make any changes to the registry.
Restart requirement
You may have to restart the computer after you apply this cumulative update.
Update replacement information
This cumulative update replaces the March 2018 cumulative update 6.0.9319.516 for Skype for Business Server 2015, Front End Server and Edge Server.
Update package installation information
To apply this cumulative update, you must follow the steps that are described in Updates for Skype for Business Server 2015 (KB3061064) on computers that are running the following server roles:
- Skype for Business Server 2015, Standard Edition server
- Skype for Business Server 2015, Enterprise Edition - Front End Server
- Skype for Business Server 2015, Edge Server
Removal information
Before you uninstall this cumulative update, you must first uninstall all cumulative updates of core components whose version number is 6.0.9319.55 or later for Skype for Business Server 2015, core components. Otherwise, you won't be able to start the RTCSRV service.
To remove both cumulative updates, follow these steps.
Note We recommend that you see the instructions that are described in Updates for Skype for Business Server 2015 (KB3061064) when you remove both cumulative updates.
Open Control Panel, and then select Program.
Select Installed Updates.
Uninstall all updates of core components that are of version 6.0.9319.55 or a later version:
Press and hold (or right-click) Skype for Business Server 2015, Core Components (KB4340903) with version 6.0.9319.534. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Core Components (KB4075225) with version 6.0.9319.516. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Core Components (KB4074705) with version 6.0.9319.514. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Core Components (KB4036311) with version 6.0.9319.510. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Core Components (KB4012620) with version 6.0.9319.281. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Core Components (KB3207502) with version 6.0.9319.277. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Core Components (KB3199088) with version 6.0.9319.272. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Core Components (KB3149226) version 6.0.9319.259. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Core Components (KB3134259) version 6.0.9319.235. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Core Components (KB3097644) version 6.0.9319.102. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Core Components (KB3090687) version 6.0.9319.72. Then, select Uninstall.
Uninstall the updates for Skype for Business Server 2015 (Front End server and Edge server) that are of version 6.0.9319.55 or a later version:
Press and hold (or right-click) Skype for Business Server 2015, Front End Server (KB4340904) with version 6.0.9319.534. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Front End Server (KB4086059) with version 6.0.9319.516. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Front End Server (KB4074701) with version 6.0.9319.514. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Front End Server (KB4036312) with version 6.0.9319.510. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Front End Server (KB4012621) with version 6.0.9319.281. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Front End Server (KB3207506) with version 6.0.9319.277. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Front End Server (KB3199093) with version 6.0.9319.272. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Front End Server (KB3149227) version 6.0.9319.259. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Front End Server (KB3134260) version 6.0.9319.235. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Front End Server (KB3097645) version 6.0.9319.102. Then, select Uninstall.
Press and hold (or right-click) Skype for Business Server 2015, Front End Server (KB3061059) version 6.0.9319.72. Then, select Uninstall.
File information
The global version of this cumulative update uses a Microsoft Windows Installer package to install the cumulative update. The dates and the times for these files are listed in Coordinated Universal Time (UTC) in the following table. When you view the file information, the date is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
After the update is installed, the global version of this update has the file attributes, or a later version of the file attributes, that are listed in the following table:
| File name | File version | File size | Date | Time | Platform |
|---|---|---|---|---|---|
| File_apiem.dll | 6.0.9319.534 | 3,569,288 | 19-Jun-2018 | 04:23 | x64 |
| File_busyoptions.am | Not applicable | 12,095 | 31-Mar-2017 | 16:20 | Not applicable |
| File_busyoptions.exe | 6.0.9319.534 | 1,043,088 | 19-Jun-2018 | 04:23 | x86 |
| File_busyoptionsperf.dll | 6.0.9319.259 | 56,528 | 14-Jun-2016 | 07:19 | x64 |
| File_datacollectionperf.dll | 6.0.9319.102 | 58,584 | 28-Oct-2015 | 11:43 | x64 |
| File_exumrouting.exe | 6.0.9319.281 | 1,015,488 | 26-Jul-2018 | 06:41 | x86 |
| File_gac_microsoft.rtc.server.webinfrastructure.dll | 6.0.9319.510 | 3,808,536 | 26-Jul-2018 | 06:41 | x64 |
| File_inboundrouting.exe | 6.0.9319.534 | 472,200 | 19-Jun-2018 | 04:22 | x86 |
| File_inboundrulesengine.dll | 6.0.9319.534 | 749,704 | 19-Jun-2018 | 04:23 | x86 |
| File_instantur.exe | 6.0.9319.235 | 3,302,584 | 23-Feb-2016 | 23:21 | x64 |
| File_interclusterrouting.exe | 6.0.9319.235 | 998,112 | 23-Feb-2016 | 23:28 | x86 |
| File_lbrouting.am | Not applicable | 16,581 | 10-Jan-2018 | 04:50 | Not applicable |
| File_lbrouting.exe | 6.0.9319.514 | 937,640 | 26-Jul-2018 | 06:41 | x86 |
| File_microsoft.liveserver.dlexpansion.dll | 6.0.9319.281 | 524,048 | 31-Mar-2017 | 18:13 | x86 |
| File_microsoft.rtc.server.mcufactory.dll | 6.0.9319.281 | 1,081,616 | 31-Mar-2017 | 18:13 | x86 |
| File_microsoft.rtc.server.udcadapters.dll | 6.0.9319.534 | 1,184,400 | 19-Jun-2018 | 04:22 | x86 |
| File_microsoft.rtc.server.udcadapters.resources.dll.ar_sa | 6.0.9319.259 | 33,088 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.az_latn_az | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.be_by | 6.0.9319.259 | 33,600 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.bg_bg | 6.0.9319.259 | 34,112 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.ca_es | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.cs_cz | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.da_dk | 6.0.9319.259 | 31,040 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.de_de | 6.0.9319.259 | 32,064 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.el_gr | 6.0.9319.259 | 36,672 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.en_us | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.es_es | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.et_ee | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.eu_es | 6.0.9319.259 | 32,064 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.fa_ir | 6.0.9319.259 | 33,600 | 26-Jul-2018 | 06:41 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.fil_ph | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.fi_fi | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.fr_fr | 6.0.9319.259 | 31,552 | 26-Jul-2018 | 06:41 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.gl_es | 6.0.9319.259 | 31,040 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.he_il | 6.0.9319.259 | 32,064 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.hi_in | 6.0.9319.259 | 38,208 | 26-Jul-2018 | 06:41 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.hr_hr | 6.0.9319.259 | 32,064 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.hu_hu | 6.0.9319.259 | 32,064 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.id_id | 6.0.9319.259 | 31,040 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.it_it | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.ja_jp | 6.0.9319.259 | 32,576 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.kk_kz | 6.0.9319.259 | 35,136 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.ko_kr | 6.0.9319.259 | 32,576 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.lt_lt | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.lv_lv | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.mk_mk | 6.0.9319.259 | 34,624 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.ms_my | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.nb_no | 6.0.9319.259 | 30,528 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.nl_nl | 6.0.9319.259 | 32,064 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.pl_pl | 6.0.9319.259 | 32,576 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.pt_br | 6.0.9319.259 | 31,040 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.pt_pt | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.ro_ro | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.ru_ru | 6.0.9319.259 | 35,136 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.sk_sk | 6.0.9319.259 | 32,064 | 26-Jul-2018 | 06:42 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.sl_si | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.sq_al | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.sr_cyrl_rs | 6.0.9319.259 | 34,624 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.sr_latn_rs | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.sv_se | 6.0.9319.259 | 31,040 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.th_th | 6.0.9319.259 | 36,672 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.tr_tr | 6.0.9319.259 | 31,552 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.uk_ua | 6.0.9319.259 | 35,136 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.uz_latn_uz | 6.0.9319.259 | 31,040 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.vi_vn | 6.0.9319.259 | 32,064 | 14-Jun-2016 | 07:26 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.zh_cn | 6.0.9319.259 | 30,528 | 14-Jun-2016 | 07:25 | Not applicable |
| File_microsoft.rtc.server.udcadapters.resources.dll.zh_tw | 6.0.9319.259 | 30,528 | 14-Jun-2016 | 07:25 | Not applicable |
| File_outboundrouting.exe | 6.0.9319.514 | 1,140,928 | 10-Jan-2018 | 15:10 | x86 |
| File_replicationapp.exe | 6.0.9319.281 | 566,472 | 31-Mar-2017 | 18:17 | x86 |
| File_routing.am | Not applicable | 20,096 | 31-Mar-2017 | 16:20 | Not applicable |
| File_rtcabattributeindexrules.xml | Not applicable | 40,292 | 23-Oct-2015 | 02:15 | Not applicable |
| File_rtcdbsyncagent.dll | 6.0.9319.510 | 378,552 | 10-Nov-2017 | 11:07 | x86 |
| File_rtcmrdrv64.sys | 6.0.9319.289 | 244,992 | 14-Jun-2018 | 13:48 | x64 |
| File_server_microsoft.rtc.internal.storage.lyss.dll | 6.0.9319.534 | 873,616 | 19-Jun-2018 | 04:24 | x86 |
| File_server_rtcaggregate.exe | 6.0.9319.235 | 297,152 | 23-Feb-2016 | 23:28 | x86 |
| File_server_rtchost.exe | 6.0.9319.534 | 382,600 | 19-Jun-2018 | 04:24 | x86 |
| File_server_rtcsrv.exe | 6.0.9319.534 | 833,680 | 19-Jun-2018 | 04:23 | x64 |
| File_sharedlineappearance.am | Not applicable | 18,752 | 23-Oct-2015 | 02:16 | Not applicable |
| File_sharedlineappearance.exe | 6.0.9319.534 | 1,032,328 | 19-Jun-2018 | 04:23 | x86 |
| File_sharedlineappearance.exe.config | Not applicable | 402 | 23-Oct-2015 | 02:16 | Not applicable |
| File_sipstack.dll | 6.0.9319.534 | 6,029,448 | 26-Jul-2018 | 06:42 | x64 |
| File_slaperf.dll | 6.0.9319.235 | 56,496 | 23-Feb-2016 | 23:21 | x64 |
| File_translationservice.am | Not applicable | 11,980 | 11-Jun-2015 | 03:55 | Not applicable |
| File_udcagent.am | Not applicable | 12,797 | 18-May-2016 | 04:45 | Not applicable |
| File_udcagent.exe | 6.0.9319.534 | 1,077,392 | 19-Jun-2018 | 04:24 | x86 |
| File_wrtces.dll | 6.0.9319.534 | 11,153,032 | 26-Jul-2018 | 06:42 | x64 |
References
Learn about the standard terminology that Microsoft uses to describe software updates.
Get the latest cumulative update for Skype for Business Server 2015.