Product Documentation

Fixed issues in XenApp 7.8 and XenDesktop 7.8

Feb 24, 2016

The following issues have been fixed since Version 7.7:

Broker Agent

  • Attempts to register a VDA set to a Turkish system locale can fail and produce a 1048 error.

    [#LC2704]

  • If you add a file to a user device folder while the associated published application is running and then try to open the file from within the application, the file might not appear in the application's Open File Dialog - even after clicking the refresh button.

    [#LC4073]

  • If the Site data store is unavailable, reconnection attempts can fail even if the Controller is in leased connection mode.

    [#LC4077]

Citrix Director

  • When attempting to end a process running in a user session from Citrix Director, the following error message can appear:

    "Action failed. Data source unresponsive or reported an error. View server event logs for further information."

    [#LC4384]

Citrix Studio

  • Applications that use App-V integration might not use the correct working directory.

    [#LC1623]

  • This fix addresses a memory leak in Citrix Studio that occurs while running App-V app discovery.

    [#LC2559]

  • Citrix Studio might become unresponsive while closing PowerShell resources.

    [#LC3612]

  • Reports appear blank when you run the Policy Modeling wizard in Citrix Studio.

    [#LC3726]

  • Attempts to publish an application in Citrix Studio 7.7 by using command line arguments that contain quotations (") might result in an error message.

    [#LC4525]

Controller

  • When executing Set-BrokerDBConnection and related commands, the associated configuration logging entries in Citrix Studio list the corresponding "Main Task" with a status of "In Progress," and the status is not updated when the task completes.

    [#LC3479]

Group Policy Management

  • The Citrix Policy processing might stop responding, which causes user sessions to become unresponsive. When this occurs, connection requests to Receiver and Remote Desktop (RDP) fail.

    [#LA4969]

  • When multiple users create policies in a multiple studio session, the latest policy created overwrites the earlier policy when Desktop Studio is refreshed.

    [#LA5533]

  • The Citrix Policy Engine might cause the server to become unresponsive. When this occurs, Citrix Receiver and RDP connection requests fail.

    [#LC1817]

  • With this enhancement, modeling reports created by the Citrix Group Policy Modeling wizard appear in Citrix Studio's middle pane - without the need to click "View Modeling Report."

    [#LC2189]

  • When running the Group Policy Modeling wizard on the policies node of AppCenter as a domain user, applied user and computer policies might not be visible.

    [#LC3284]

  • Reports appear blank when you run the Policy Modeling wizard in Citrix Studio.

    [#LC3726]

Licensing

  • Citrix Studio displays the licensing models in Spanish for license servers set to a French system locale.

    [#LC3450]

PowerShell SDK

  • Attempts to provision additional resources to a multi-tenant offering in App Orchestration 2.6 can fail if the offering already contains two or more tenants.

    [#LC4170]

Session Recording

  • Recordings of Microsoft Paint sessions do not play back correctly in the Session Recording Player.

    [#604700]

 

  • An error occurs when you play back a session that was recorded on a multiple-monitor user device.

[#6051290]

  • Session Recording does not support published applications named Desktop. Such applications cannot be added into the recording rules in the Policy Console. [#588707]

  • You might receive an Installation failed error in these two cases. You can ignore the message, but to avoid receiving the message, restart the machine before reinstalling the Session Recording components.

    [#544579]

o Uninstalled the Session Recording components, and then reinstalled them without restarting the machine.

o Installation failed and rollback happened, and then you tried to reinstall the Session Recording components without restarting the machine.

 

 

VDA for Desktop OS

  • Under certain conditions, desktop sessions connecting through session reliability might experience loss of audio connectivity.

    [#LC1257]

  • The Ctxgfx.exe process can become unresponsive.

    [#LC2410]

  • If you are in a Citrix GoToMeeting running inside a VDA session and are made presenter, your mouse pointer might start to flicker. This occurs when the "Legacy graphics mode" policy setting is disabled for the session.

    [#LC3033]

  • Attempts to install a VDA fail when the local users and remote desktop groups contain domain user objects. The issue does not occur if the local and remote desktop users group contains local or domain groups objects.

    [#LC3100]

  • In VDA sessions for which you enable Local App Access, the screensaver fails to get activated.

    [#LC3182]

  • The mouse cursor might not be visible in a HDX 3D Pro session when it is redirected using Generic USB Redirection.

    [#LC3353]

  • The operating system experiences an error on picadm.sys and a blue screen appears with stop code 0x20.

    [#LC3473]

  • The Citrix Device Redirector service might fail to complete an I/O operation and the following error message appears in the Event Viewer:

    "The Citrix Device Redirector service could not complete an IO operation with Redirector Bus."

    [#LC3497]

  • SSL connections (HTTPS) might not work properly in a VDA session.

    [#LC3535]

  • When an administrator attempts to access a virtual machine from Hyper-V console, while there is a disconnected but active session, a black screen appears, The issue occurs in deployments that use XPDM drivers.

    [#LC3536]

  • Attempts to restart the Citrix Device Redirector Service from within a VDA or RDP session can cause the service to remain in an unresponsive state rather than actually restarting.

    [#LC3544]

  • The WFICA32.exe process might keep a file locked even after the file was closed by the associated published application. As a result, the file cannot be edited for a while.

    [#LC3724]

  • A VDA might stop accepting connections. After enabling the "Legacy graphics mode" policy, the VDA starts accepting connections again.

    [#LC3749]

  • Seamless applications can become unresponsive and their icon in the Windows taskbar reverts to the generic Citrix Receiver icon.

    [#LC3783]

  • With the Citrix Windows XP Display Driver Model (XPDM) display driver enabled, the mouse shadow setting is always enabled even though it is disabled in the Control Panel.

    [#LC3806]

  • When using Microsoft Internet Explorer on an HDX 3D Pro desktop, the mouse cursor does not revert from the "Horizontal resize" to the "Normal" shape when you move the cursor back inside the window from the left edge position.

    [#LC3849]

  • A deadlock on picadm.sys can cause published applications to become unresponsive.

    [#LC3872]

  • With Excelhook enabled, minimizing and then restoring an Excel workbook can cause the Excel window to lose focus.

    [#LC3873]

  • The operating system experiences an error on picadm.sys and a blue screen appears with stop code 0x50.

    [#LC3921]

  • In HDX 3D Pro dual-monitor configurations, locking Windows on one monitor can fail to blank the screen on the second monitor. The issue occurs after disconnecting from a dual-monitor client session, then reconnecting from a single monitor client, then disconnecting from the session, then reconnecting from the dual-monitor client..

    [#LC3934]

  • Attempts to use the attrib command to change file attributes of files on mapped client drives might fail.

    [#LC3958]

  • When you close a seamless published application, the focus goes to another published application rather than honoring windows in the typical Windows Z-order.

    [#LC4009]

  • After upgrading a VDA for Desktop OS to Version 7.6.300, the VDA can experience a fatal exception, displaying a blue screen when users log in.

    [#LC4044]

  • After upgrading a VDA for Desktop or Server OS to Version 7.6.300, the Citrix Print Manager Service (CpSvc.exe) can exit unexpectedly upon logoff.

    [#LC4102]

  • For users with non-persistent profiles, published App-V applications can take an excessive amount of time to launch on machines with PowerShell 3.0 or later installed.

    [#LC4147]

  • The mouse pointer might not assume the proper shape when the mouse is positioned at the edge of a Microsoft Notepad application window.

    To enable this fix, you must set the following registry key:

    • On 32-bit Windows:
      HKEY_LOCAL_MACHINE\SOFTWARE\Citrix\HDX3D
      Name: EnableUnknownCursorHandling
      Type: REG_DWORD
      Value: 1
    • On 64-bit Windows:
      HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Citrix\HDX3D
      Name: EnableUnknownCursorHandling
      Type: REG_DWORD
      Value: 1

    [#LC4160]

  • The VDA might become unresponsive at the "Welcome" screen due to a deadlock on picadm.sys.

    [#LC4195]

  • VDAs can experience a fatal exception, displaying a blue screen, on picadd.sys.

    [#LC4207]

  • With Generic USB Redirection enabled, each time a generic redirected USB device is physically disconnected and reconnected within a session, it is treated as a new device. As a result, each time you reconnect such a USB device, an additional GUID is created for it.

    [#LC4259]

  • Attempts to resize the session screen resolution can fail intermittently, leaving the DesktopViewer window grayed out.

    [#LC4261]

  • The operating system experiences an error on picadm.sys and a blue screen appears with stop code 0x000000C1.

    [#LC4334]

  • With Local App Access enabled, clicking an application shortcut after reconnecting to a disconnected session can fail to start the associated application.

    [#LC4362]

VDA for Server OS

  • Attempts to install a VDA fail when the local users and remote desktop groups contain domain user objects. The issue does not occur if the local and remote desktop users group contains local or domain groups objects.

    [#LC3100]

  • If you are in a Citrix GoToMeeting running inside a VDA session and are made presenter, your mouse pointer might start to flicker. This occurs when the "Legacy graphics mode" policy setting is disabled for the session.

    [#LC3033]

  • When reading a file from a mapped client drive, the old, cached file length might be returned if the file length was changed outside of the client session.

    To enable the fix, set the following registry value to "0":

    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\picadm\Parameters
    Name: CacheTimeout
    Type: REG_DWORD
    Value: Default value is 60 seconds. If CacheTimeOut is set to "0," the file length is reloaded immediately and if not it is loaded after the defined timeout.

    [#LC3167]

  • In VDA sessions for which you enable Local App Access, the screensaver fails to get activated.

    [#LC3182]

  • This enhancement removes the requirement from the Shadow Taskbar (cshadow.exe) to authenticate to a primary domain controller. With this fix, the taskbar queries regular domain controllers.

    [#LC3381]

  • The operating system experiences an error on picadm.sys and a blue screen appears with stop code 0x20.

    [#LC3473]

  • The Citrix Device Redirector service might fail to complete an I/O operation and the following error message appears in the Event Viewer:

    "The Citrix Device Redirector service could not complete an IO operation with Redirector Bus."

    [#LC3497]

  • SSL connections (HTTPS) might not work properly in a VDA session.

    [#LC3535]

  • Attempts to restart the Citrix Device Redirector Service from within a VDA or RDP session can cause the service to remain in an unresponsive state rather than actually restarting.

    [#LC3544]

  • Servers can experience a fatal exception on picadm.sys with bugcheck code 0x20.

    [#LC3564]

  • The WFICA32.exe process might keep a file locked even after the file was closed by the associated published application. As a result, the file cannot be edited for a while.

    [#LC3724]

  • Seamless applications can become unresponsive and their icon in the Windows taskbar reverts to the generic Citrix Receiver icon.

    [#LC3783]

  • The mouse pointer might not assume the proper contextual shape when moving it inside a third-party CAD application.

    [#LC3852]

  • A deadlock on picadm.sys can cause published applications to become unresponsive.

    [#LC3872]

  • With Excelhook enabled, minimizing and then restoring an Excel workbook can cause the Excel window to lose focus.

    [#LC3873]

  • Attempts to append data to files on a mapped client drive might fail when the files are opened by users with write-only permissions. The issue occurs when running the PowerShell command "get-process | out-file -filepath "\\client\c$\temp\proclist.txt" -Append" for the second time.

    [#LC3895]

  • The operating system experiences an error on picadm.sys and a blue screen appears with stop code 0x50.

    [#LC3921]

  • Attempts to use the attrib command to change file attributes of files on mapped client drives might fail.

    [#LC3958]

  • When you close a seamless published application, the focus goes to another published application rather than honoring windows in the typical Windows Z-order.

    [#LC4009]

  • After upgrading a VDA for Desktop OS to Version 7.6.300, the VDA can experience a fatal exception, displaying a blue screen when users log in.

    [#LC4044]

  • After upgrading a VDA for Desktop or Server OS to Version 7.6.300, the Citrix Print Manager Service (CpSvc.exe) can exit unexpectedly upon logoff.

    [#LC4102]

  • On servers with XenApp 6.5 Hotfix Rollup Pack 6 installed, certain third-party applications might fail to start in an RDP session.

    [#LC4141]

  • For users with non-persistent profiles, published App-V applications can take an excessive amount of time to launch on machines with PowerShell 3.0 or later installed.

    [#LC4147]

  • The VDA might become unresponsive at the "Welcome" screen due to a deadlock on picadm.sys.

    [#LC4195]

  • VDAs can experience a fatal exception, displaying a blue screen, on picadd.sys.

    [#LC4207]

  • With USB Redirection enabled, each time certain redirected USB devices are disconnected and reconnected within a session, they are treated as new devices. As a result, each time you reconnect such a USB device, an additional GUID is created for it.

    [#LC4259]

  • COM port mapping can fail intermittently after upgrading to Version 7.6.300 of the VDA for Server OS.

    [#LC4267]

  • The operating system experiences an error on picadm.sys and a blue screen appears with stop code 0x000000C1.

    [#LC4334]

  • With Local App Access enabled, clicking an application shortcut after reconnecting to a disconnected session can fail to start the associated application.

    [#LC4362]

  • After installing Microsoft Hotfix KB3124266 (for Windows 10) or KB3124263 (for Windows 10 Version 1511), attempts to log on to a XenDesktop VDA 7.6.300 or 7.7 running on Windows 10 might fail. For more information see, Knowledge Center article CTX205398.

    Note: If you have already installed KB3124266 or KB3124263 and want to apply this update, do the following:

    1. Reboot and log in to the Windows 10 machine using Safe Mode and uninstall KB3124266 or KB3124263
    2. Reboot the Windows 10 machine and install this update.
    3. Reinstall KB3124266 or KB3124263.

    [#LC4540]