Workspace error "Unable to add account with the given server URL"

Afterentering Citrix Gateway URL on Workspace and thenenteringthecredentials, the user encounters the following error: "Unable to add account with the given server URL. Ensure that it is correct or enter your email address"...

How to set taskbar as auto-hide for all users in HTML5 Workspace App

HTML5 Workspace App taskbar configuration...

Cannot join Server Group - Error occurred running the command: Start-DSClusterJoinService

When trying to add Storefront server to existing group, getting error: When checking event viewer logs on Storefront server, we see: An error occurred running the command: 'Start-DSClusterJoinService' Exception of type...

Filter Expressions for Wireshark When Using NetScaler Appliance

This article describes how to use filter expression for Wireshark to analyze the network packet trace recorded when using a NetScaler appliance. Filter Expressions for Wireshark NetScaler appliance inserts its own header called NetScaler Packet Trace, in the frame containing NetScaler specific...

FAQ: Licensing for Disaster Recovery Servers

Q: Can existing licenses in the production environment be used for a Disaster Recovery Server? A: Yes, it is possible to use the same server/farm licenses in another server/farm if it is a disaster recovery server/farm. Q: Can both Production and Disaster Recovery servers run simultaneously? A: N...

ADC SAML Error : “Malformed Assertion sent to NetScaler; Please contact your administrator”

End user getting the error message : “Malformed Assertion sent to NetScaler; Please contact your administrator” after authenticating at IDP ADFS v3...

What is the Default Password for App Layering?

Question: What is the default root password for the Citrix Enterprise Layer Manager ELM via console for App Layering Unidesk? Answer: The default username and password sets for App Layering Unidesk are as follows: rootvia the ELM virtual appliance console - two possible defaults: v9Yx6uj OR...

NetScaler Gateway-13.1-Launching ICA session got stuck with client authentication enabled

You may stuck at the ICA session launching process when you enable client authentication in Gateway virtual server...

NetScaler-13.1-How to remove the "Server" header in the response with rewrite policy

How to remove the "Server" header in the response which exposes the server type information...

Citrix Workspace App - RemotePC ICA session freezes intermittently

Users may experience a session freezing issue while working on the ICA session to Remote PC. They may also see black screen on the console of the Remote PC with unresponsive keyboard and mouse after disconnecting from the ICA connection. The machine can be recovered only by rebooting the Remote P...

XenServer and Citrix Hypervisor Security Update for CVE-2024-28956

Description of Problem Intel has disclosed a security issue affecting Intel CPUs. This CPU hardware issue may allow privileged code in a guest VM to infer some memory content of another VM that is running on the same CPU core. Although this is not a vulnerability in the XenServer or Citrix...

Citrix End User Experience Monitoring service fails to start on the VDA

Citrix End User Experience Monitoring service fails to start. When you try to start the service manually you get the error: service started and then stopped. CDF trace from the VDA shows the event: SemsController,NotMetricRelated Failed to start with exception: System.Security.SecurityException:...

Citrix Secure Access Client for Mac Security Bulletin for CVE-2025-1222 and CVE-2025-1223

Description of Problem Vulnerabilities have been discovered in Citrix Secure Access Client for Mac. Refer to below for further details: Affected Versions: The following supported versions of Citrix Secure Access Client for Mac are affected: Citrix Secure Access Client for Mac versions BEFORE...

Hotfix XS82ECU1084 - For Citrix Hypervisor 8.2 Cumulative Update 1

Who Should Install This Hotfix? This is a hotfix for customers running Citrix Hypervisor 8.2 Cumulative Update 1 and is only available to customers on theCustomer Success Servicesprogram. Note: Citrix Hypervisor 8.2 Cumulative Update 1 reaches end of life on Jun 25, 2025. Upgrade toXenServer...

Citrix Virtual Apps and Desktop - Configuration, Policies and Security.

Introduction This article is a summary of the top support articles related to Citrix Virtual Apps and Desktop product configuration, compatibility and security. It also provides information related to Citrix Policies: Common issues, configuration and troubleshooting. Top Knowledge Content Securit...

How to Configure XenServer to Send System Alerts through Authenticated SMTP Servers

This article describes how to configure XenServer to send system alerts through SMTP servers that require authentication. Requirements Administrative access to a XenServer host console either directly, through SSH, or by using theConsoletab in XenCenter. Background Customers can configure XenServ...

How to Configure a Promiscuous Virtual Machine in XenServer

This article describes how to configure a Virtual Machine VM running on XenServer to behave promiscuously on the network, that is, allow it to see all network traffic on the Physical Network Interface PIF. Certain applications, such as network diagnostic or performance monitoring tools, might...

Support for Audio over EDT Lossy protocol

IMPORTANT --- Audio over EDT Lossy loss tolerant mode for audio is currently in tech preview, and currently supported on Windows and Linux directly and with Gateway Service. Audio over EDT Lossy increases the user experience for real-time audio streaming and improves audio quality compared to aud...

Store Creation Fails with "Set-DSNewClusterEnvironment" privilege related errors

The below error occured when the user is creating new stores on the Storefront server: Citrix.DeliveryServices.PowerShell.Command.RunnerInterfaces.Exceptions.PowerShellExecutionException: An error occurred running the command: 'Set-DSNewClusterEnvironment' Not possible to enable all the required...

[Citrix Gateway] Can't Launch ICA Desktop/App with Error: 2517

You may observe ICA launch failures with error: 2517 through NetScaler gateway ICA proxy vServer. The issue happens when EDTAdaptive transport is enabled randomly...

Enable mitigations for CVE-2018-12207

Depending on your hardware, your Citrix Hypervisor or XenServer installation may be affected by the security issue with the identifierCVE-2018-12207. Citrix provides the following hotfixes to mitigate this issue: XS70E075, XS71ECU2024, XS76E012,XS80E008. For more information, seeCitrix Hypervisor...

Security Update for Citrix XenServer

Description of Problem A security issue has been identified within Citrix XenServer that may allow the malicious administrator of a guest VM to cause the host to crash. This issue affects Citrix XenServer 7.2 and Citrix XenServer 7.1 LTSR CU1. A CVE identifier is not presently available for this...

WEM Agent: "An error occurred while building your environment. Agent processing will now stop."

WEM Agent produces error saying - "An error occurred while building your environment. Agent processing will now stop."...

How to Change Management IP and Default Gateway Using NetScaler CLI

This article describes how to change management IP address and add new default gateway address using NetScaler CLI. Changing the Default Gateway of the NetScaler appliance can only be done via the CLI. The NetScaler appliance can only have 1 Default Gateway defined at a time...

NetScaler ADC and NetScaler Gateway Security Bulletin for CVE-2026-3055 and CVE-2026-4368

Severity - Critical Description of Problem Vulnerabilities have been discovered in NetScaler ADC formerly Citrix ADC and NetScaler Gateway formerly Citrix Gateway. Refer below for further details. Affected Versions: The following supported versions of NetScaler ADC and NetScaler Gateway are...

Citrix Virtual Apps and Desktops - Citrix.Monitor.exe memory leak

Citrix.Monitor.exe is gradually taking up ram memory on the Delivery Controller. Number of threads increases every day 200+. Memory usage is very high 1GB+. Process memory dump shows a lot of threads with ‘SendMessagesToPendo’ on the call stack...

Enabling Core Dump Collection with ABRT on RHEL/CentOS

This KB outlines the steps to enable core dump collection for Linux VDA modulesctxgfx etc using the ABRT Automatic Bug Reporting Tool framework on RHEL/CentOS systems...

BlobTierInadequateForContentLength during Machine Catalog Update

The following error is seen while updating a MCS Machine Catalog after resizing the size of the Master VM disk. Exception: StudioErrorId : ProvisioningTaskError ErrorCategory : NotSpecified TaskState : FailedToCreateImagePreparationVm TaskStateInformation : Terminated ErrorId :...

Citrix Daas - CVAD - How to Migrate vCenter 7.x to 8.x Without Losing Citrix Configurations

This article provides a step-by-step guide on how to migrate vCenter 7.x to a new vCenter 8.x environment without losing Citrix configurations, ensuring a seamless transition and minimizing downtime, while maintaining the integrity of existing virtual infrastructure and Citrix settings...

On Prem || FAS 2402 LTSR || FAS with intune certificate

Impacts and limitations of FAS with Intune certificate...

WEM Agents are not listed in Console and failed to register

WEM Agents are not listed in Console and failed to register, Citrix WEM Agent Host Service Debug.log and Event Logs shows the below exception. ConfigurationDataSourcesHelper.CheckAgentBrokerServiceClient : System.ServiceModel.Security.SecurityNegotiationException : The caller was not authenticate...

CWAL 2411 | "Ctrl+Shift+T", brings up citrix toolbar instead of reopening closed tab

Since we updated our Workspace on Linux Machines from 24.5.0.76 to 24.11.0.85, users are experiencing the following issue: Pressing Ctrl + Shift + T, brings up citrix toolbar on the endpoint instead of reopening closed tab on the windows machine...

uberAgent on MacOS displays splash screen at login, fails to recognize license file

uberAgent on MacOS displays a splash screen at login advising users: "Evaluation Version. Not for Production Use." uberAgent.log will show failure to read the licensing file. LicenseCheck,Starting license verification LicenseCheck,Copying license files from to cache LicenseCheck,Reading license...

Session Launch Failure Issue when Anti Keylogging is enabled [Windows 11 24H2 Update]

On Windows endpoints with the most recent Windows 11 24H2 update, session launches may encounter failures when the anti-keylogging feature App Protection is enabled. This issue is attributed to the changes in Windows system APIs leveraged by App Protection features...

| Citrix Workspace App 24.x SSON fails and ssonsvr.exe not running on client

SSON fails with CWA 2402 and 2405.10 The logon to a session stops at the "other user" screen . It is also noticed that the ssonsvr.exe process is not running on the client...

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...

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...

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 Find Maximum Size of IP Data Payload that can Traverse WAN Environment Without Fragmentation

Citrix SD-WAN, formerly NetScaler SD-WAN This article describes how to find out the maximum size of IP data payload that can traverse a WAN environment without fragmentation. Background The CloudBridge acceleration parameters are sent through TCP options, which use the space in the IP data payloa...

Citrix Provisioning Server - Console User Domain Authentication Failure

While trying to connect to the server console from outside of the PVS server domain you may see an error: "Unable to connect to the Domain Controller if any or the default rootDSE. Error code: 21071225, message: Access is denied. Exception from HRESULT: 0x80070005 EACCESSDENIED, provider:." The P...

The Non-Maskable Interrupt Button on a NetScaler Appliance

This article contains information about using Non-Maskable Interrupt NMI button on a NetScaler appliance. Requirements Review the NetScaler MPXHardware Platforms and NetScaler SDX Hardware Platforms page, to verify the NetScaler platforms that have the NMI button. NMI Button If the NetScaler...

Citrix Default Domain Services not running after rebooting StoreFront server

After rebooting StoreFront server, "Citrix Default Domain Services" service is going into Stopped state...

Apache vulnerability CVE-2023-43622 CVE-2023-45802 CVE-2023-31122 in License Server 11.17.2.0 44000

Apache 2.4.57 contains vulnerabilities and is used in the License Server version 11.17.2.0 build 44000. Security scans may raise the following CVEs: CVE-2023-43622-https://vulners.com/cve/CVE-2023-43622Affects HTTP/2 CVE-2023-45802-https://vulners.com/cve/CVE-2023-45802Affetcs HTTP/2...

Workspace error "Unable to add account with the given server URL"

After adding Gateway URL on Windows Workspace, we can see below error: -------- Unable to add account with the given server URL. Ensure that it is correct or enter your email address --------...

How to remove Secure Hub from an Android device enrolled using Legacy DA mode

How to remove Secure Hub from an Android device enrolled using Legacy Device Administrator DA mode...

Windows published desktop Signing out immediately after Logging on.

To reproduce error: 1. login to Store Front, and launch Desktop 2. New application window opens shows "Notice - Proprietary System" screen. Click OK. 3. Desktop launch begins: Starts to spin and login the user, "Please wait for Citrix Profile Management" 4. "Preparing Windows" and then goes to a...

Unable to install Citrix FAS - Error ID: XDMI:EA63CDB6

Unable to install Citrix FAS 2209 on Microsoft server 2019 with error message : Error ID: XDMI:EA63CDB6 - Object reference not set to an instance of an object...

How to capture a full memory dump from a PVS target running on Azure

This article will cover the steps necessary to prepare an Azure VM running PVS to be able to capture a full memory dump...

Applayering:21.12 :Issues with applayering disk - Unable to finalize app layer Packaging machine error An error occurred while finalizing version

Unable to finalize app layer Packaging machine error An error occurred while finalizing version '1.0' of Layer 'Layer Name' on Packaging Machine 'Machine Name'. Please address this issue and retry: An unexpected system error occurred. Retry the operation or contact technical support...

How to Force Secure and HttpOnly Cookie Options for Websites Using NetScaler Appliance

The web administrators may forceSecure and/orHttpOnly flags on the Session ID and the authentication cookies that are generated by the web applications. Modifying Set-Cookie headers to include these two options can be done using an http Load Balancing Virtual Server and Rewrite Policies on a...