Changes in msExchCurrentServerRoles in Exchange 2013 and its impact on a disaster recovery scenario

Hello All , and welcome to another topic , where we are going to discuss the architectural changes in Exchange 2013 in comparison to exchange 2007 or 2010 . We are going to focus on the disaster recovery scenario, which obviously is quiet simple, if everything goes well. Caution : … Continue reading

Unable to delete the Demoted server Object from Active directory users and computers after a successful demotion using metadata cleanup

Today we are going to demonstrate a small workaround,that might come in handy when and if you come across , while demoting a domain controller . Post metadataclenup :   we can see that the server has been demoted, which previously was a GC , and now it is not … Continue reading

Invoke or BeginInvoke cannot be called on a control until the window handle has been created

While installing SQL Server 2008 on a Windows Server 2008 SPx or Windows Server 2008 R2 SP1. You might encounter the above issue. How to troubleshoot the issue is what we are going to share today. Beginning of the Setup Figure 1 : Extracting Files Figure 2 : Failure Message … Continue reading

Audio Device Not configured on LYNC client

Recently I encountered an issues with Lync Client. Audio Device not configured. We are now familiar with Lync Client and its features for sharing Desktops, while attending conference call. Wherein audio/video and voice is shared by the presenter to the attendees. Now most of the time we use either a … Continue reading

Error: Prerequisite installation failed: Wmf2008R2

Recently I was working on a project for installing Lync Server 2010. The Setup failed at prerequisites check with the below error. Type: PrereqInstallFailed Stack Trace at Microsoft.Rtc.Internal.Tools.Bootstrapper.BootstrapperTask.AddMsiPrereq(String prereqName) at Microsoft.Rtc.Management.Internal.Utilities.LogWriter.InvokeAndLog[T](Action`1 action, T arg) Type of prerequisite: exe MM/DD/YYYY HH:MM:SS AM Method used to check prerequisite state: WmfNeeded2008R2() MM/DD/YYYY HH:MM:SS … Continue reading