As I'm sure you're all aware by now, back in App-V 4.5 we first introduced Dynamic Suite Composition, a technology that allows you to link, or create dependencies between, multiple virtualized applications.  This is a powerful feature that allows multiple virtual applications to share the same virtual...

After you sequence an application that uses the Microsoft Application Virtualization (App-V) Sequencer version 4.5 or a later version, you have the option of generating a Windows Installer package to publish the application. If you try to publish a Windows Installer package that is located on a network...

Just a quick FYI that we recently released a new Knowledge Base article documenting a hotfix package for January 2010 that contains the latest hotfixes for Microsoft Application Virtualization (App-V) 4.5 Service Pack 1 (SP1). You can get all the details on the specific issues that are fixed as well...

With the release of Microsoft Application Virtualization 4.6 looming on the horizon, a question that seems to pop up over and over again is "Can I run all my apps that I sequenced using App-V 4.5 or 4.2 with the new App-V 4.6 client?"  Another one is "Can I run my old 32-bit packages...

You may receive an access denied error message when you start the Microsoft Application Virtualization 4.5 (APP-V) client console by using the local administrator account.  Additionally, you may receive an error message that resembles the following: Error code: xxxxxx-xxxxxx33-00000005 If you're...

We occasionally get questions about how to remove management servers from the management console and although there is no simple way to delete a single server from the management console what you can do as a workaround is essentially delete them all and then re-add the ones you want to keep.  It...

When you try to upgrade the SQL Server database role from Microsoft Application Virtualization (App-V) Management Server 4.1 to Application Virtualization Management Server 4.5, the upgrade may fail with the following error message: Error 25119. The installation program could not upgrade the configuration...

This article describes a hotfix package for September 2009 that contains the latest hotfixes for Microsoft Application Virtualization 4.5 Cumulative Update 1. Note We recommend that you test hotfixes before you deploy them in a production environment. Because the builds are cumulative, each new hotfix...

This question has come up numerous times: Do I need to re-sequence my applications when I move to a new OS? There have been multiple statements published and circulated about this topic and the real answer is “it depends!" What’s really important is that you test your existing virtual applications...

Microsoft Application Virtualization does not support applications that use shell extension handlers implemented with a custom dynamic-link library (DLL). The reason that APP-V cannot support applications with custom shell extensions is that this would require providing Windows Explorer access to the...

When you upgrade a Microsoft Application Virtualization (also known as App-V) client from Windows Vista to Windows 7, you receive the following error message: Program Compatibility Report The program is blocked due to compatibility issues. Report the problem to see if a solution is available. Windows...

Microsoft Application Virtualization 4.5 Service Pack 1 (App-V 4.5 SP1) is now available. This service pack provides the latest updates to Microsoft Application Virtualization 4.5. Additionally, it contains the following improvements: Support for Windows 7 and Windows Server 2008 R2 App-V 4.5 SP1 provides...

The following table lists the supported OS VALUE element options and the minimum supported client versions for Microsoft SoftGrid and Microsoft Application Virtualization.  This element defines the required operating system. If there are more than one OS element in a particular IMPLEMENTATION tag...

We are proud to announce the availability of the white paper “Application Virtualization 4.5 for Terminal Services.”  This white paper discusses the benefits, configurations, and considerations when planning a Terminal Services (TS) solution with Microsoft Application Virtualization for TS (App...

If using a virtualized instance of Visual Studio (sequenced according to the instructions at http://technet.microsoft.com/en-us/appvirtualization/dd334515.aspx ), when users build a C++ project in Visual Studio 2008 with debugging enabled the compiled program may not run and produce an error in the console...

How can an integrated virtualization strategy that brings server, desktop, and application virtualization together provide significant benefits to your business? Join this webcast to learn about the Microsoft end-to-end virtualization strategy, which uses flexible solutions and common management tools...

We just released the hotfix package for August 2009 that contains the latest hotfixes for Microsoft Application Virtualization 4.5 Cumulative Update 1.  This hotfix package addresses the following issues: It takes significantly longer to stream a package over the RTSPS protocol than to stream a...

This recently came across one of our App-V email DLs here and since I didn’t see this documented anywhere I thought I’d go ahead and post it here.  Below are the command line options that the 4.5 Management Server Installer accepts: The following sample command line installs the Management Server...

As part of our ongoing efforts to continually improve Microsoft App-V, we recently released a hotfix package for July 2009 that contains the latest hotfixes for Microsoft Application Virtualization 4.5 Cumulative Update 1. This hotfix package addresses the following issues: When you apply a disk quota...

Understanding the autoload feature is important for those users either new to App-V in general or are in the process of planning an upgrade to 4.5 from a previous version of Softgrid. Administrators need to understand the various characteristics of the autoload feature and its options for configuration...

As part of our efforts to help you be more successful with our products, we’ve published a new Knowledge Base article that has some recommendations for how to configure your Terminal Servers for best performance when hosting virtualized apps: KB973366 - Recommended configuration settings for Application...

On an App-V 4.5 client that is running a sequenced (virtualized) version of Microsoft Visio 2003, when attempting to open a Visio document from a SharePoint site by clicking the drop-down and selecting "Edit in Microsoft Office Visio" it may fail with the following error: The document could...

At Microsoft we are continually receiving feedback from customers and improving our products, and as part of this process we review open issues and supply hotfixes as appropriate.  In line with this approach, we just published a new Microsoft Application Virtualization KB article which addresses...

As you know, at Microsoft we are continually receiving feedback from customers and improving our products.  Part of this process is to review open issues and supply hotfixes as appropriate.  In line with this approach we release hotfixes on a regular basis.  These fixes later get rolled...

The IgnoredApps key is used to mark an inconsistency between a locally-cached .OSD file which is either corrupt or not accessible for various reasons and its original location. There could be many reasons for this, including but not limited to: Malformed XML File corruption Access Permissions erroneously...