You try to run graphics software or an application that has the hardware acceleration feature disabled. In other words, the application uses software rendering instead of GPU rendering. The application uses Windows Advanced Rasterization Platform (WARP) for software rendering. In this scenario, the software or the application crashes. Resolution.

To fix this issue, please install the following updates: For Skype for Business Server 2015, install the January 2019 cumulative update 6.0.9319.537 , Front End Server and Edge Server. For Lync Server 2013, install the July 2018 cumulative update 5.0.8308.1001, Front End Server and Edge Server.

To fix this issue, install the April, 2016 Cumulative Update 4.0.7577.728 for Lync Server 2010. Fixes an issue in which the rtcsrv.exe process on the Lync Server 2010 Front-End (FE) server consumes elevated CPU resources.

If you are having issues installing or updating Gaming Services on your PC, or if you are noticing that the Xbox app for PC is launching with missing content, you may want to download and run the Gaming Services Repair Tool for PC.

To fix this issue, install the July 2018 cumulative update 5.0.8308.1001 for Lync Server 2013, Front End Server and Edge Server.

Fixes an issue in which the Front End service (RTCSrv.exe) consumes too many CPU resources and you cannot stop the service on a Lync Server 2013 front-end server.

This article provides guidance for a new class of silicon-based microarchitectural and speculative execution side-channel vulnerabilities that affect many modern processors and operating systems. This includes Intel, AMD, and ARM.

To resolve this issue, install the July 2015 cumulative update 5.0.8308.920 for Lync Server 2013 (Front End Server and Edge Server). Fixes an issue in which the RTCSrv.exe process stops running when it is selected under the Overview tab in the Resource Monitor tool in a Lync Server 2013 environment.

Fixes an issue in which Event ID 4999 with MSExchangerepl.exe and MSExchangeDagMgmt.exe crash in Exchange Server 2013 environment.

Fixes an issue in which a handle leak occurs when you run the WmiPrvSE.exe process for performance data collection on a computer that is running Windows 8 or Windows Server 2012.