Seamless Flags Configuration for Epic Hyperspace

Seamless Flags Configuration for Epic Hyperspace

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Article ID: CTX229970

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Description

    This article includes recommended configuration for specific issues that may be encountered in your Epic Hyperspace via CVAD deployment. These configurations should only be used if you encounter the specific issue mentioned. Before determining whether or not you will use any of these configurations, please review the “Known Limitations With the Use of the Listed Seamless Flag” section of this document. 


    Applicable Products

    • Virtual Apps
    • Virtual Desktops

    Configuration Instructions

    The following registry settings can be used to temporarily address the specific issue mentioned if you are experiencing that issue. To configure the recommended settings, modify the registry on the Virtual Delivery Agent server where the application is installed.

    Virtual Apps and Desktops 2402 LTSR
     

    No seamless flags are required for this deployment.


    Virtual Apps and Desktop 1912 LTSR and 2203 LTSR

    DescriptionRecommended Seamless Flags
    Flashing effect is seen intermittently when dragging or resizing seamless application windowsHKEY_LOCAL_MACHINE/System/CurrentControlSet/Control/Citrix/wfshell/TWI
    Value Name: SeamlessFlags
    Value Type: REG_DWORD
    Data:0x00000800
    Various keyboard and mouse inputs lost focus when navigating in or out of the Hyperspace app in seamless windowsHKEY_LOCAL_MACHINE/System/CurrentControlSet/Control/Citrix/wfshell/TWI
    Value Name: SeamlessFlags
    Value Type: REG_DWORD
    Data:0x00008000
    Epic application title bar area unresponsive in seamless windows modeHKEY_LOCAL_MACHINE/System/CurrentControlSet/Control/Citrix/wfshell/TWI
    Value Name: SeamlessFlags
    Value Type: REG_DWORD
    Data:0x00000400
     

    Known Limitations With the Use of the Listed Seamless Flags

     
    SeamlessFlags X00000800Seamless windows will not move while the user is dragging the windows space until the mouse is released. Users may see a moving window edge frame inside the app window.
    SeamlessFlags X00008000Issues may be experienced when restoring minimized windows. The restored window may not show up in the user's desktop. Also, the Minimize All feature of Windows OS may not work with certain seamless windows.
    SeamlessFlags
    X00000400    		Resizing and/or dragging windows will be handled by the server which will increase server resource utilization.

    Citrix recommends and supports the above seamless flags for customers using Epic Hyperspace and experiencing any of the issues described in the above article. Please engage Citrix Support to provide additional data which will be used in search of a long term solution.

      Environment

      Caution! Using Registry Editor incorrectly can cause serious problems that might 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. Be sure to back up the registry before you edit it.

      Issue/Introduction

      This article includes recommended configuration for delivering Epic Hyperspace as a published application via Citrix XenApp.

      Additional Information

      CTX101644 - Seamless Configuration Settings

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