Hotfix package name: DStudio750WX64004.zip
For: Citrix Studio 7.1 and 7.5. For operating system requirements, see System Requirements on the Citrix Product Documentation site.
Replaces: All previous versions
Date: September, 2015
Languages supported: English (US), French (FR), German (DE), Japanese (JA), Spanish (ES), Simplified Chinese (SC)
Readme version: 1.00

Readme Revision History

Important Notes about This Release

Caution! This release may require you to edit the registry. Using Registry Editor incorrectly can cause serious problems that may require you to reinstall your operating system. Citrix cannot guarantee that problems resulting from the incorrect use of Registry Editor can be solved. Use Registry Editor at your own risk.

Known Installation/Uninstallation Issues

If Citrix Studio is open during an upgrade, if you select the setting "Close the applications and attempt to restart them" on the Files in Use page of the installation wizard of this hotfix, the following message might appear:
"Setup was unable to automatically close all requested applications. Please ensure that the applications holding files in use are closed before continuing with the installation."
If the message appears, you can safely close the message and click OK to continue with the installation.

Where to Find Documentation

This document describes the issue(s) resolved by this release and includes installation instructions. For additional product information, including supported operating systems and system requirements, see XenApp and XenDesktop 7.5 on the Citrix Product Documentation site.

New Fixes in This Release

1. After upgrading to XenDesktop 7.6, Desktop Studio might take about three or four minutes to show the catalogs or Hosting information.

   [From DStudio750WX64004][#LC1851]

2. The existing user settings are deleted after editing the "Users" section on the "Machine allocation" page in the "Edit Delivery Group." The issue occurs when adding users manually or when importing a list of users from a Microsoft Excel CSV file.

   [From DStudio750WX64004][#LC3267]

Fixes from Replaced Hotfixes

1. This fix addresses a memory issue in an underlying component.

   [From DStudio750WX64001][#LC0047]

2. Citrix Studio might not recognize Citrix Service Provider licenses and the following error message appears:

   "Can't find a valid license"

   [From DStudio750WX64002][#LC0813]

3. When the user clicks the machine catalog in Desktop Studio, it might take a long time for the catalogs to appear. In addition, the hosting information also takes a long time to appear.

   [From DStudio750WX64003][#LC0237]

4. This fix addresses a memory issue in an underlying component.

   [From DStudio750WX64003][#LC0320]

5. When updating the Machine Creation Services machine image that contains a large number of snapshots, the Microsoft Management Console might close unexpectedly.

   [From DStudio750WX64003][#LC0853]

6. When the settings "IncludedClientIPFilterEnabled" and "ExcludedClientIPFilterEnabled" are set to "True," user groups might be missing from the Delivery Group in Desktop Studio. Also, when the setting "IncludedClientIPFilterEnabled" is set to "True," users cannot see their resources when they log on to the Web Interface or Storefront.

   [From DStudio750WX64003][#LC0892]

7. Published application icons do not appear in Desktop Studio.

   [From DStudio750WX64003][#LC1418]

Installing and Uninstalling this Release

Notes:

• Citrix Studio must be closed before installing or uninstalling this hotfix.
• This release is packaged as a .zip file containing the replacement DStudio750WX64004.msi file. For more information about deploying msi files, see Microsoft article 884016 or visit the Microsoft Web site and search on keyword msiexec.
• Caution: Downgrades, also known as rollbacks, from this upgrade are not supported and might leave your systems in an unstable state. This upgrade does not patch the existing installation - it fully replaces it with a new installation. As a result, uninstalling this package removes the entire component from the computer. If the need arises to revert to an earlier version of the product, you must uninstall this package and then reinstall the earlier version of the product. Reverting to an earlier version of the product might result in the loss of settings you configure while this upgrade is installed.
• If the need arises to restore the original settings and functionality provided by this hotfix, you must uninstall the hotfix before reinstalling it according to the installation instructions below.
• To install this package successfully, servers must not have registry modification restrictions in place.
• This hotfix might or might not prompt you to restart the server when the installation or uninstallation is complete. You must restart the server for the installation to complete.

To install this hotfix:

1. Copy the file to a shared folder on the network.
2. Extract the compressed file and save the DStudio750WX64004.msi file on the computer you want to update.
3. Run the .msi file.
4. Restart the computer.

To uninstall this hotfix:

1. From the Start menu, select Settings > Control Panel.
2. In Control Panel, double-click Programs and Features.
3. Highlight the hotfix you want to remove and click Uninstall.
4. Follow the directions on-screen.