XenServer Software Updates

Introduction We provide regular updates to Citrix Hypervisor, XenServer, and XenCenter. These updates can include bug fixes, improvements, and new features. Overview of the Article This article assists you in finding resources that inform you about Citrix Hypervisor and XenServer software updates...

XenServer Security

Introduction We work hard to keep our product secure and endeavour to remediate any exploitable issues. To this end, we regularly release Security Bulletins for vulnerabilites that might affect Citrix Hypervisor and XenServer and software updates that address these vulnerabilities. Overview of th...

CWA Windows 24.3 error "Unable to connect to the server. Check your network connection and retry"

After upgrade from CWA 23.9.1.104 to CWA 24.3.1.97 users cannot login on CWA Windows with error "Unable to connect to the server. Check your network connection and retry." The URL used for CWA is for NetScaler Gateway and is set via GPO...

VDA 2402 LTSR Features are not shown as installed when you attempt to change the VDA installation

You may not see the below features selected or installed after you attempt to change or modify the VDA installation from Control panel Use Windows Remote Assistance Use Real-Time Audio Transport Use Screen Sharing Is this VDA installed on VM in the Cloud...

Performance issues with Intel GPUs and Citrix Workspace App

Customers using the Citrix Workspace App with Intel Arc GPUs and Intel GPU driver version 4824 could experience performance issues and lag The performance issues are present in Intel Arc A-series GPUs and Intel Core Ultra with built-in Arc GPUs, for example: Intel Arc A-Series Graphics Intel Arc...

waf signature false positive

Enabled the WAF signature 82. Firefox user will trigger signature rule 998998 CVE-2022-21907 and blocked the access by WAF...

SSL Dashboard in ADM does not show TLS Information of SDX

Don't see TLS details of SDX NetScaler in ADM SSL Dashboard. We can see TLS details of all ADC's in the SSL Dashboard but for SDX it is missing...

Poor ICA streaming performance observed when HDX Insights enabled on NetScaler AppFlow policies

Users are facing high latency issue and they are not able to do audio and video calls. Apps and Desktops ICA streams performs poorly and high end-user experience is observed "HDX Latency" calculations made by VDA fluctuate up/down from 10ms to 900+ ms observed using command "ctxsession -v" and...

The possible power state of the VDA machines

This article describes all the possible power state of the VDA machines...

Black screen after VDA uninstallaion

Customer uninstalled the VDA to upgrade to a later version but now they see a black screen when they try to logon to the console. The event logs show that LogonUI.exe was crashing...

"Check for Available Renewals" may show error banner "citrixservices.citrix.com is unreachable"

When user clicks "Check for Available Renewals" button in Citrix License Server Console, error banner "citrixservices.citrix.com is unreachable. The server might be offline or there might be Internet, Proxy, or Firewall issues. " may appear. Actually, the affected license server is able to reach...

PVS Configuration Wizard fails when connecting to the database

The customer has PVS servers running in Azure. In the PVS Configuration Wizard, in the "Database Server" dialogue when specifying Authentication "Active Directory Password ", and proceeding with specifying a domain username and password results in an error...

Windows 11 VDA seamless app launches with fullscreen black border behind logon window

The customer uses windows 11 VDAs to provide access to a published application which has desktop operating system requirement. The initial launch of the published application showed the seamless application launch with a full screen black border behind the logon window. This is disruptive to user...

Citrix Workspace App for IOS version 24.8.0 is crashing for users using MicroVPN

Post autoupdate of CWA for IOS 24.8.0, IOS user experiences CWA crash Issue is affecting customers with MicroVPN enabled...

Workspace App for Windows shows "Fatal error during installation" while launching applications.

Note: this article is intended for Citrix administrators and technical teams only. Non-admin users must contact their company’s Help Desk/IT support team and can refer toCTX297149 for more information. After an .ica file has been downloaded during a launch attempt from browser, the following...

Storefront - How to check the trace level of StoreFront diagnostics logs

This article describes how to check the trace level TraceLevel of the StoreFront diagnostics logs...

Director “Cannot retrieve the data” for License Server

In Director see error “Cannot retrieve the data” for License Server. In event log see of Director Server there is this event. There was no endpoint listening at https://LicenseServerFQDN:8083//slsunauth/services/sls that could accept the message. This is often caused by an incorrect address or SO...

Citrix Endpoint Management (aka XenMobile Server) 10.16.0 Rolling Patch 3

Package name: xms10.16.0.10318.bin For: XenMobile Server 10.16.0 Deployment type: On-premises only Replaces: xms10.16.0.10205.bin, xms10.16.0.10108.bin Date: August 2024 Languages supported: English US Important notes about this update As a best practice, Citrix recommends that you install this a...

Storefront - The default TraceLevel of StoreFront diagnostics logs

This article describes the default TraceLevel of StoreFront diagnostics logs...

CWA for Android: Mobile Devices are not able to see the resources

Mobile Devices are not able to see the resources User may see Spinning wheel on Android device after adding Storefront URL in Workspace App...

Citrix DAAS: After creating machine Catalog, VDAs gets deleted after Turning them ON in Azure

After creating Machine Catalog and Delivery Group, VDAs would get deleted after turning them ON in Azure. These happens to Windows 11 Single and Multi session VDAs Error: FailureMessage: Error starting machine. At least one resource deployment operation failed...

How to Identify Your Citrix Cloud ID

In this article we will show how to identify the Citrix Cloud ID of the tenant you are currently working on. This ID is important to have when engaging with Citrix Support to ensure engagement on the environment you need assistance with. This is especially critical for customers with multiple...

Security Bulletins for XenServer

This article lists historic security bulletins published for XenServer 8.4. We recommend subscribing to security bulletin email alerts for timely notification of new bulletins. The bulletins advise about any software updates that have been published to address the issues. We highly recommend that...

Driver Disk for Qlogic qla2xxx 10.02.12.01_k - For Citrix Hypervisor 8.2 Cumulative Update 1 LTSR

Who should install this driver disk? Customers running the Citrix Hypervisor 8.2 Cumulative Update 1 LTSR release who use Qlogic's qla2xxx driver and wish to use the latest version of the following: Driver Module| Driver Type| Version ---|---|--- qla2xxx| Fibre Channel HBA/Storage Controller|...

Specific Defender files are missing from the published image

When you publish the image, C:\Windows\System32\drivers\mssecflt.sys and -C:\Windows\System32\drivers\mssecwfp.sys are missing from the published image...

Cannot download source for Citrix Hypervisor hotfixes

The Hotfix Source link in articles for Citrix Hypervisor 8.2 Cumulative Update 1 hotfixes hangs when attempting to download the hotfix source file. This problem occurs whether or not the user is logged in to their Citrix account through the Log In link provided on support.citrix.com...

Failed to execute cmdlet "Export-LogReportCsv"

While running cmdlet "Export-LogReportCsv" and setting parameter "StartDateRange" before two weeks or more, "The remote server returned an unexpected response: 502 Bad Gateway" error may show as below. ----------- Export-LogReportCsv -OutputFile "C:\temp\CitrixConfigLog.csv" -StartDateRange...

Microsoft Security Update Validation Report August 2024

Microsoft’s August 2024 security updates have passed Citrix testing the updates are listed below. The testing is not all-inclusive; all tests are executed against English only environments and issues may still be found upon implementation. Follow best practices for testing and installing software...

PVS Target Devices boot statistics very high bytes read

The customer had observed very slow PVS target boot time. Boot statistics on vDisk shows a long time to boot, over 600 seconds, and boot time bytes read of over 2.5 GB...

PVS - CVAD Setup Wizard - Unable to create Azure targets devices, BDM upload fails

From the Citrix Provisioning Console, using Citrix Virtual desktop wizard from the , target device creation progresses until the stage "Uploading BDM VHD file to azure" , where it fails. PVS Error Failed to Upload BDM Disk to Azure. Error:System.AggregateException: One or more errors occurred. --...

First logon of the day for any user takes extra time to enumerate resources

First logon of the day for any user takes extra time to enumerate the Applications\Desktop. Subsequent logon for the same user is quick...

the new session will exit suddenly when the session exceed 8 on multisession LVDA

The customer said the new session will exit suddenly when the session exceed 8 on multisession LVDA. And if logoff 1 session, the user can login succeesfully...

CVAD wizard fails with device name # is invalid when PVS-Accelerator is enabled

We are using XenServer 8.0 and PVS Accelerator the CVAD wizard will fail to create new devices. When an AOT trace is captured and analyzed you will see the following errors in the logs: PVSDllHypervisorPlatformsAO,,0,,5,Information,"XenAPI failure, error description:...

Citrix Workspace for Mac does not function with background elements are disabled.

Citrix Workspace App for Mac may not function as expected if background elements are disabled. The following errors may be encountered: Users may not be able to add an account. Users may not be able to log in to the Citrix Workspace app. CWA for Mac auto-update may fail Users may encounter...

Citrix DaaS: Unable to login to Citrix cloud with MFA

Unable to login to Citrix Cloud with MFA with error " Opps! Something went wrong...

How to enable Teams Optimization with Microsoft's new VDI Optimization engine - SlimCore

Microsoft has released a new VDI solution for Teams. This is a how-to guide detailing the steps necessary to enable the SlimCore Optimization for Teams. We hope this guide will ease your effort to enable the new solution in your environment. If you have further feedback that you want to share wit...

Netscaler OpenSSH CVEs

Netscaler OpenSSH CVEs CVE-2023-48795 CVE-2023-51384 CVE-2023-51385...

Citrix ADC - EPA Scans failing after library upgrade for CWA version check

EPA libraries from Jan 18 OPSWAT version 4.3.3906.0 failing EPA checks for CWA version. If the EPA library version is downgraded to the Nov 2023 libraries OPSWATversion 4.3.3801.0, EPA check is working as expected...

Unable to Launch Applications After VDA Upgrade to 1912 CU9 Due to Missing Working Directory

Please note: You can download the required file from the Citrix downloads website by visiting the following link:https://www.citrix.com/downloads/citrix-tools To apply the updated DLL with the tested code changes, please replace the files in the specified locations on the Multi-Session VDA as...

With the PVS console installed, PowerShell cmdlets targeting On-Prem DDCs prompt for cloud login

On a server with the PVS console installed, executing CVAD cmdlets targeting on-prem DDCs e.g. Get-BrokerSite -AdminAddress will encounter popups prompting for Citrix Cloud sign-on...

"WSL/Service/CreateInstance/CreateVm/ConfigureNetworking/HNS/0xe000020b” installing WSL2 in MCS VMs

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Multipath tools

In enterprise environments where uptime and performance are critical, ensuring continuous and efficient access to storage is paramount. Multipathing is a technique used to provide multiple physical paths between the host and the storage devices. XenServer manages these multiple I/O paths, enablin...

Citrix Customer Success Services Selectにおける構成とインストールの問題に関するお問合せについて

構成とインストールの問題に関するサポートの対応範囲、FAQ をご案内します...

Issue while deploying Session Recording servers from within the Cloud

Error "The Current machine does not have sysadmin access" while deploying Session Recording servers from within the Cloud...

WEM : Application shortcut display blank white icons

On the WEM Agent, custom application shortcut icons uploaded to the WEM Service are displaying as blank white icons...

CVAD - How to check the Load management policy settings from VDA's reflected registries

This article describes how to check the Load management policy settings from VDA by the reflected registries...

テクニカル サポートの対応範囲および Q＆A

この文書では、テクニカルサポートの対応範囲および頻繁に寄せられる質問について記載しています。...

はじめてのCitrixテクニカルサポート - 準備と手順

この文書では、Customer Success Servicesご購入後初めてテクニカルサポートをご利用されるお客様を対象として、以下の項目について説明しています。 テクニカルサポートへのお問い合わせ手順 重大な停止のお問い合わせ 365日24時間サポートのご利用 Renewal Contact （リニューアルコンタクト） ご担当者の変更...

How to View or Change Encryption Policy Configuration for Xenmobile

How to view or change encryption policy configuration on a Xenmobile server...

Change display message for users when trying to access a resource that is in maintenance

Change display message for users when trying to access a resource that is in maintenance mode...