Citrix Virtual Apps and Desktops

Fixed issues

The following issues have been fixed since Citrix Virtual Apps and Desktops 7 1912 LTSR CU5:

Citrix Director

  • On Citrix Director, the Session Details page might display applied policies twice if the policies have both computer and user settings defined. [CVADHELP-19205]

Citrix Policy

  • After you upgrade Citrix Virtual Apps and Desktops from version 1912 LTSR CU3 to version CU4 or CU5, VDAs might not register with Delivery Controller and remain unregistered. [CVADHELP-19834]

  • An incorrect DNS query might be generated when the CseEngine.exe is fetching Group Policy Object (GPO). [CVADHELP-20361]

Citrix Provisioning

Citrix Provisioning 1912 CU6 documentation provides specific information about the updates in this release.

Citrix Studio

  • Attempts to create a hosting connection to Azure in Citrix Studio might fail with an exception. [CVADHELP-18741]

  • Operations involving machine catalogs in Citrix Studio, such as accessing, creating, removing, or enumerating catalogs might be slow. This issue occurs if a Nutanix hypervisor is used to host the connection. [CVADHELP-19652]

Delivery Controller

  • The Citrix Broker Service (Brokerservice.exe) might become unresponsive and go offline. [CVADHELP-16352]

  • After you upgrade XenApp and XenDesktop 7.6 to XenApp and XenDesktop 7.15 LTSR CU6 or later, or Citrix Virtual Apps and Desktops 1912 LTSR and create a Machine Creation Services (MCS) catalog, the option Disk cache size (GB) might be disabled and cannot be enabled. To enable the fix, restart the Host service and reopen Citrix Studio after the DBschema upgrade. [CVADHELP-17705]

  • While updating a Machine Creation Services catalog, if you select the virtual machine and then the relevant snapshot, this error message might appear:

    An unexpected error occurred. Contact Citrix Technical Support.

    [CVADHELP-17794]

  • Attempts to power on a machine might fail after the connection to System Center Virtual Machine Manager (SCVMM) is restored. [CVADHELP-18400]

  • Citrix Broker Service (Brokerservice.exe) might exit unexpectedly due to the faulting LicPolEng.dll module. [CVADHELP-19674]

  • When you use a static IP address to create a VDA version 2203 LTSR machine from a master image, Machine Creation Services (MCS) might not enable DHCP during image preparation. [CVADHELP-19892]

  • During a virtual machine upgrade from version 1912 LTSR to version 1912 LTSR CU2, logging on to the machine using the domain credentials fails after the first reboot. However, log on succeeds after the subsequent reboot. [CVADHELP-19900]

  • With this fix, unique names are assigned to base disks. [CVADHELP-19938]

  • Delivery Controller might experience high CPU usage. As a result, the power status of VDAs is displayed as unknown. [CVADHELP-20061]

  • After upgrading Delivery Controller to version 1912 CU5, scheduled reboot might not work correctly with VDAs that are not power managed. [CVADHELP-20138]

Linux Virtual Delivery Agent

Linux Virtual Delivery Agent 1912 CU6 documentation contains no fixed issues.

Profile Management

Profile Management 1912 CU6 documentation provides specific information about the updates in this release.

Session Recording

Session Recording 1912 CU6 documentation contains no fixed issues.

StoreFront

StoreFront 1912 CU6 documentation provides specific information about the updates in this release.

VDA for single-session OS

Keyboard

  • The keyboard shortcut, Ctrl+Break might not work in sessions opened using Citrix Workspace app for Linux. [CVADHELP-19043]

  • A left-handed mouse with the primary button set to Left on the user device and the VDA might not work as expected. [CVADHELP-19444]

Session/Connection

  • When the Windows Media Player moves from the current track to the next track in the playlist, audio might not play at the beginning of the next track. The issue occurs if Windows Media redirection is enabled. [CVADHELP-17876]

  • Machines might unregister because of a deadlock in Broker Agent and remain unregistered. [CVADHELP-18952]

  • When you plug in or unplug a monitor, the seamless window might be positioned incorrectly. [CVADHELP-19168]

  • Two VDAs instead of one might be assigned to a single user. [CVADHELP-19700]

  • HDX Insights data might not get updated for user sessions on Remote PC Access VDA after reconnection. As a result, the Citrix ADM reports fewer connections than the actual number. [CVADHELP-19762]

  • Attempts to launch a session while using the TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 cipher suite might fail. [CVADHELP-19796]

  • When you exit a session, the server might become unresponsive. The issue occurs because of the infinite loop present in icausbb.sys. [CVADHELP-19814]

  • The Windows Audio service might not start automatically when you install Virtual Delivery Agent using the servervdi command line parameter. This error message appears in the notification area:

    The Audio Service is not running.

    [CVADHELP-19823]

  • Citrix HDX HTML5 Video Redirection Service (WebSocketService.exe) might cause a session leak while using Citrix HDX optimized Microsoft Teams. [CVADHELP-20058]

  • Upon reconnecting to a published application, two published applications might be launched and Delivery Controller might show the application state as Application not running. [CVADHELP-20476]

System Exceptions

  • An error in CTXCDF might cause Windows Management Instrumentation Provider Service (WMIPRVSE.exe) to stop and generate Event ID 5612 in the Event log. [CVADHELP-17425]

  • The WebSocketService.exe process might exit unexpectedly causing Microsoft Teams calls to fail with the following error message:

    Still connecting to remote devices. Calling isn’t available yet.

    [CVADHELP-17758]

  • The PicaVcHost.exe process might experience an access violation and exit unexpectedly. [CVADHELP-18387]

  • Session launches might fail displaying a gray screen. [CVADHELP-19232]

VDA for multi-session OS

Keyboard

  • A left-handed mouse with the primary button set to Left on the user device and the VDA might not work as expected. [CVADHELP-19444]

Session/Connection

  • Machines might unregister because of a deadlock in Broker Agent and remain unregistered. [CVADHELP-18952]

  • While playing a video using Windows Media Player, the Custom Virtual Channel event logs might not be displayed in Event Viewer. This might happen when the Virtual channel allow list policy is set to enabled and the value set is empty. [CVADHELP-19525]

  • The TermService permission on the registry key HKEY_LOCAL_MACHINE\SOFTWARE\Citrix\Ica\Session might not be restored during the installation of a VDA on Citrix Virtual Apps and Desktops 1912 CU resulting in sessions failures. [CVADHELP-19546]

  • HDX Insights data might not get updated for user sessions on Remote PC Access VDA after reconnection. As a result, the Citrix ADM reports fewer connections than the actual number. [CVADHELP-19762]

  • When you exit a session, the server might become unresponsive. The issue occurs because of the infinite loop present in icausbb.sys. [CVADHELP-19814]

  • Upon reconnecting to a published application, two published applications might be launched and Delivery Controller might show the application state as Application not running. [CVADHELP-20476]

System Exceptions

  • An error in CTXCDF might cause Windows Management Instrumentation Provider Service (WMIPRVSE.exe) to stop and generate Event ID 5612 in the Event log. [CVADHELP-17425]

  • Session launches might fail displaying a gray screen. [CVADHELP-19232]

  • When using Auto Client Reconnect (ACR) on multi-session OS VDAs, Citrix Audio Redirection Service might exit unexpectedly. [CVADHELP-19694]

  • VDAs might experience a fatal exception on picavc.sys and display a blue screen. [CVADHELP-19897]

Virtual Desktop Components – Other

  • Attempts to launch App-V applications might fail on non-persistent machines if the App-V cache is redirected to the persistent drive. [CVADHELP-19125]

  • Creating App-V applications using the single admin management method in Citrix Studio results in duplicate applications in the App-V packages. This slows down application enumeration. The issue occurs after upgrading Citrix Virtual Apps and Desktops 1912 LTSR from version CU2 to CU4. [Creating App-V applications using the single admin management method in Citrix Studio results in duplicate applications in the App-V packages. This slows down application enumeration. The issue occurs after upgrading Citrix Virtual Apps and Desktops 1912 LTSR from version CU2 to CU4. [CVADHELP-19603]