This article describes a hotfix package for January 2010 that contains the latest hotfixes for Microsoft Application Virtualization (App-V) 4.5 Service Pack 1 (SP1).
Note We recommend that you test hotfixes before you deploy them in a production environment. Because the builds are cumulative, each new hotfix release contains all the hotfixes and all the security fixes that were included in the previous update package. We recommend that you consider applying the most recent fix release that contains the most necessary hotfixes.
This hotfix package resolves the following issues:
You install Microsoft App-V 4.5 SP1 client on a computer that has installed certain whole disk encryption products or certain system security software. The system may crash when you try start one of the following applications:
A virtual application by using the Launch Application command
A whole disk encryption product
A system security software
Note Examples of the conflicting products include PGP Desktop 9.10.0 and Verdasys Digital Guardian.
Some applications cannot be started successfully when you use the Launch Application command of an App-V client to start the applications. Additionally, you receive a missing DLL error or a side-by-side error.
You use Microsoft System Center Configuration Manager (SCCM) 2007 to distribute a virtual package that is sequenced by using App-V 4.5 Cumulative Update 1. However, the Launch Application command of an App-V 4.5 SP1 client cannot start this virtual package.
When you use the Launch Application command of an App-V client to try to start a virtual application on a computer that has low available memory, the App-V client may stop responding.
A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.
If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.
Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.
To apply this hotfix, your computer must have Microsoft Application Virtualization 4.5 Service Pack 1 (SP1) installed.
You must restart the computer after you apply this hotfix.
Hotfix replacement information
This hotfix does not replace a previously released hotfix.
The English (United States) version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.
File information for Hotfix Package 1 for Microsoft Application Virtualization 4.5 SP1