Knowledge Base
Citrix
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Smart-X professional services team is implementing and maintaining dozens of Citrix Provisioning Server deployments at large enterprise customers.
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After upgrading the Citrix client software to the latest Receiver 3.x version, the customer noticed that intermittently, Published Application seamless windows are losing focus and staying on top of other windows even though they are not the active window.
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After upgrading the Citrix client software to the latest Receiver 3.x version, the customer noticed that intermittently, Published Application seamless windows are jumping to the foreground while working on local applications. For example, when working on a local Outlook client, when a new e-mail arrived, the published application seamless window jumped to the foreground.
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The PVS Stream service is down due to unavailability of the PVS SQL database. As a result, all the Streamed servers are not responding and users can no longer interact with XenApp\XenDesktop Farms.
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When users turn on ClearType inside a Windows RDS / Citrix XenApp session, the setting is not saved in subsequent logons. Each logon, the end user is required to manually turn on ClearType Enabling ClearType via the Registry using a logon script or GPP action doesn’t seem to work.
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Environment details – Windows XP/7 clients with Citrix Receiver 3.x (the issue is also seen with the latest 3.3.0.17207 client), auto created printers using the Citrix Universal Driver on the XenApp server.
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Creating high availably (HA) solution for booting provision target devices may be quite a challenge since you may need a load balancer solution (Netscaler /F5).
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When you try to connect to the NetScaler 10.x admin portal via Internet Explorer, the GUI keeps freezing or hanging.
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On a Windows 2008 R2 SP1 server with XenApp 6.5 HRP01, when roaming profiles are enabled, the end user experienced a 20 seconds delay during the “Please Wait for the User Profile Service” logon phase. The issue only happens if a roaming profile is being used (this specific issue was seen when the roaming profile folder was hosted on a NetApp appliance).
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In an environment with 2 (or more) Citrix Provisioning Servers, using DFS based replication for the vDisks, after you promote a new vDisk version to Production, the streamed XenApp server fails to load and hangs with a black screen
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XenApp Error Messages are shown in German language
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When trying to launch published applications on streamed XenApp servers with multiple NIC’s, the application fails to launch. This was seen in an environment with XenApp 6.5, streamed from Provisioning 6.1 servers while the XenApp server contains 2 NIC’s:
NIC 0 – Provisioning Services network
NIC 1 – XenApp Production network
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A Citrix XenDesktop administrator wants to change the Power Management Schedule in XenDesktop 5.x from the default “Weekdays” And “Weekend”.
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Users are prompt for username and password although pass-through is enabled, once they click on the password field the window loses focus and cause 50% CPU usage for the logonui.exe process.
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After a successful installation of XenServer 6.x, the XenServer doesn’t boot from the local Hard Drive
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The ICA Session (wfica32.exe) is crashing unexpectedly after several minutes, the user get an HDX Engine Error.
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This article contains a script which allows to backup XenApp 6.x Published Applications and restore from backup when needed in just few clicks.
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After you run the Citrix PVS Imaging Wizard and the second PXE boot starts, XenConvert displays the following error message: “Failed to discover 1 of 1 volume on the destination disk”
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After a user logs on to a XenApp 6.5 published desktop, he see the following error: “wfshell shell has stopped working”.
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When a user tries to launch a published application (via Web Interface or Citrix Receiver), nothing happens.
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The “Citrix XenApp Commands Remoting” service fails to start.
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Users complain that several times a day, their XenApp published applications freeze for a few seconds. When the issue occurs, it affects the majority of the XenApp users.
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After upgrading to Citrix Receiver 3.x client on Windows XP/7 endpoints, the Alt key is stuck during work inside an ICA session.
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When trying to launch Citrix @Work apps (@WorkMail or @WorkWeb) from iOS devices using Citrix Cloud Gateway
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When trying to connect to XenApp published applications via NetScaler AGEE.
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Microsoft
By default, Windows Explorer on Windows 2008 R2 shows to all users the left navigation panel that includes the Favorites, Libraries, Computer, Network and home group sections. This also applies to users connect via RDP (Terminal Services) or ICA (Citrix XenApp). Many sys admins would like to hide the navigation panel as it might confuse the end users and might pose a security risk
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When you try to open a Microsoft Office Word 2007 document, a Microsoft Office Excel 2007 document, or a Microsoft Office PowerPoint 2007 document in Windows Internet Explorer 7 or Windows Internet Explorer 8, the document may not open in the same window as Internet Explorer. Instead, a new Word 2007, Excel 2007, or PowerPoint 2007 window opens to display the document.
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When you logon to Windows RDS servers, the logon process might take longer than expected when multiple Group Policies objects are applied to the RDS server computer account
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Windows XP-based systems that use Gigabit Ethernet devices may not be able to log on to an Active Directory domain or cannot apply Group Policy
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In some cases, when you disable IE enhanced security from the server manager it is not disabled for the users.
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By default, Windows Server 2008 R2 does not provide Group Policy settings to hide all the special user folders appearing by default on the Desktop.
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AppSense
When logging on to a Windows 2008 R2 server via RDP, you experience a 90 seconds delay during the logon phase. No relevant events are logged in the Windows Event Viewer. The issue intermittently affects all users.
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Personalization info (PersInfo) is an extremely useful GUI utility which helps Manage/Debug/Troubleshoot AppSense Environment Manager Personalization, The utility was written by Shaun Jones who works for AppSense Ltd.
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This article, which will be updated from time to time, will summarize the best practices by Smart-X for sizing and planning AppSense Environment Manger Personalization.
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In order to personalize ThinApp application using AppSense Environment Manager, a few extra configuration steps are needed. Please see below the full instructions to personalize ThinApp applications
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AppSense Personalization server has its own failover mechanism which allows failover between personalization servers when the primary is not available, this mechanism does not preform Load Balancing.
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Ever needed to do some mass changes of files/folders NTFS ownership?
If you ever implemented AppSense Application Manager then the answer is probably yes.
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The combination of AppSense Products with Citrix Products can cause performance issue and affect application stability
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