Citrix Provisioning - Configuration Wizard fails after upgrade to 2503

PVS Configuration Wizard fails with errors after PVS upgrade to version 2503. ConfigWizard.log located in C:\ProgramData\Citrix\Provisioning Services\Log on the PVS Server shows: ERROR:SqlException caught, Number = 207, Message = Invalid column name 'isXsProxyConfigRequired'. Updating server...

Microsoft Security Update Validation Report April 2025

Microsoft’s April 2025 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...

Citrix policies filtered by Client IP address not applying after 2411

Citrix policies are applied using as filter IP address of the client The IP addresses defined are the ones of the endpoints who has Citrix Workspace App installed The policy worked correctly before upgrading VDA to version 2411 However, when the VDA is upgraded to version 2411 or newer, the...

An error occurs when specifying the license server by IP address in Citrix Studio

In Citrix Studio, select Licensing from the left-hand tree and click Change License Server, when entering IP address in the "Change License Server" window that appears, the message "Connected to a trusted server" is displayed. However, when returning to Studio, the error message "Cannot connect t...

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...

SQLLocalDB event ID 512

The Delivery Controller event logs show numerous error Event ID: 512 Source: SQLLocalDB 14.0 The "DataDirectory" registry value is missing in the LocalDB instance registry key: 44A9EE4E-9BD8-4715-AD84-84FC18033127 The "DataDirectory" registry value is missing in the LocalDB instance registry key:...

Error code 1603 received when trying to upgrade Storefront

An error displays during Storefront upgrade "\CitrixStoreFront-x64.msi failed with error code 1603"...

"Cannot complete your request." After Azure AD/SAML Authentication

External access via ADC with Azure AD MFA Authentication and redirected to StoreFront Store Receiver for Website receives "Cannot complete your request." notification. The following Event IDs are displayed in the Log Name: Citrix Delivery ServicesSource: Citrix Domain ServicesDate:Event ID: 1Task...

Citrix FAS: Your session 'AppName' did not launch successfully due to error code 3500

Session launch fails in the double hop scenario as explained below, First Hop: Successful desktop Launch Second Hop: Session fails to launch with the error code “Your session 'AppName' did not launch successfully due to error code 3500. Please contact your administrator for more information about...

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...

How to Change the Software Open iSCSI IQN in XenServer

This article contains information about how to identify and change the software iSCSI initiator IQN. By default a random IQN is generated when you install XenServer formerly Citrix Hypervisor. The IQN is a requirement when running iSCSI to identify the XenServer host on the iSCSI network. It is...

SSON not working with Microsoft Edge, Google Chrome and Firefox . Message "No logon methods are available on this platform" is seen.

After logging on to Chrome,Edge or Firefox this message is seen. No logon methods are available on this platform" After browsing to the Storefront URL a screen appears asking to detect if Citrix Workspace App ininstalled . Then this screen is seen...

Secure Hub shows an error and fails to connect after upgrading to a fixed firmware build to address CVE-2020-8299/ CVE-2020-8300

Secure Hub shows an error and fails to connect after upgrading to a fixed firmware build to addressCVE-2020-8299/ CVE-2020-8300. Users can no longer log in to Secure Hub or if already logged in cannot refresh policies...

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...

Troubleshooting common issues with XenServer clustered pools and GFS2 SRs

XenServer uses GFS2 to make thin provisioning available by using block-based storage devices that are accessed through iSCSI software initiator or Hardware HBA. This article provides a guide for troubleshooting common issues when GFS2 SRThin Provisioning is being used in XenServer or Citrix...

How to troubleshoot License Server connectivity and grace period issues

Network Connectivity between Citrix product and the Citrix License server is necessary for normal operation. Please see steps below for troubleshooting steps...

How to Defragment a PVS vDisk with minimum downtime

The purpose of this guide is to instruct a PVS Administrator on the quickest way to perform a defragmentation process on a vDisk, while minimizing the amount of downtime incurred for the PVS Targets. It is important to note that, while this process can be performed without having to Power Down th...

How to fix App Layering tasks stuck at "Stalled" status

Tasks stuck in ELM management console stuck in a "Stalled" state...

How to Enable HA Using XenServer CLI

This article describes how to enable HA using XenServer CLI. HA can be enabled on a pool using either XenCenter or the command-line interface. In either case, you will specify a set of priorities that determine which VMs should be given highest restart priority when a pool is over committed...

Citrix Receiver on the Internal Network fails to connect to a Store when Remote Access enabled

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 to CTX297149 for more information. Under certain circumstances, while trying to access from a client in the internal network to a...

How to Configure Default Device Access Behavior of Workspace app for Windows

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 to CTX297149for more information. Citrix Virtual Apps and Desktops, formerly XenDesktop, fits the enterprise need to bring both VDI and...

XenServer Security Update for Multiple Issues

Severity: High Description of Problem Several issues have been identified that affect XenServer 8.4. These are: An issue that may, in some circumstances, allow a malicious privileged user in a guest VM to compromise the host. This issue has the following identifier: CVE-2026-23558 An issue that m...

Citrix Workspace app for Windows Security Bulletin CVE-2025-4879

Severity - High Description of Problem A vulnerability has been discovered that impacts the Citrix Workspace app for Windows. Affected Versions The vulnerability affects the following supported versions of the Citrix Workspace app for Windows Current Release CR Citrix Workspace app for Windows...

NetScaler-13.1-EPA scan failed with "Error while parsing client security configuration"

EPA scan failed with "Error while parsing client security configuration" in EPA log. ---------------------------- 2025-02-19 09:03:50.706 | 21708 | DEBUG | D | PRE AUTH EPA | token: |^M 2025-02-19 09:03:50.706 | 21708 | DEBUG | D | PRE AUTH EPA | Policy MACADDRanyofF8BXXXXXX28A returned 2004 |^M...

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...

FAS - Upgrade of FAS server failed with error "Unable to complete the installation"

1 Attempting to upgrade FAS server component fails with below error- 2 Reinstallation attempt fails with the same error. 3 Event viewer shows below error : Log Name: Application Source: MsiInstaller Event ID: 11722 Task Category: None Level: Error Description: Product: Citrix Federated...

uberAgent - CVAD Site not visible in Splunk

Splunk dashboard CVAD/DaaS Applications & Desktops does not display CVAD Site on the list. There is no issue with data upload from agent to Splunk as other DDC metrics are available. uberAgent.log file located in C:\Windows\Temp on the Delivery Controller shows the error if you search for:...

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...

VDA Installer Only Displays Splash Screen then Closes

When installing the workstation VDA, the Installer Splash Screen appears for a second then disappears. Nothing is logged in the installer logs There are no crashes reported in the eventlogs DebugView shows the installer exits with status Code: 1 Using the Citrix VDA Cleanup Utility Tool does not...

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...

XenServer and Citrix Hypervisor Security Update for CVE-2024-45817

XenServer and Citrix Hypervisor Security Update Description of Problem An issue has been identified that affects both XenServer 8 and Citrix Hypervisor 8.2 CU1 LTSR and allow a malicious administrator of a guest VM to cause the host to crash or become unresponsive. This issue has the following...

Citrix Director - Troubleshoot Monitor data source errors

Director reports Monitor data source errors...

CWA 2405: Application launch fails after upgrading to CWA 2405

After upgrading CWA to 2405 app launch may fail with "Internal error" or "Connection Timeout". The issue is seen more frequently while trying to launch multiple applications at the same time. The ICA file gets downloaded but after sometime, "Connection timeout" error is seen. Sometimes, the first...

NetScaler AppFirewall: Configuration, CEF logging, Signatures

Introduction This article provides a list of resources on how to Configure, investigate, troubleshoot, and prevent the most common issues with NetScaler AppFirewall. Overview of the Issue NetScaler web application firewall WAF provides comprehensive protection for web applications from various...

How to Configure SQL Instances in XenMobile Server with custom port

This article provides information on how to install XenMobile Server XMS 10 to be configured on a SQL Instance with the custom port. Prerequisites Knowledge of SQL service accountcredentials with the appropriate role. Knowledge of SQL Server FQDN or IP. Knowledge of custom port for the SQL instan...

Vdisk shows “No Server” for size in the PVS Console

When viewing a vdisk in the PVS Console the size will show as "No Server". The following error also appears when using XenDesktop Setup Wizard: A required PVS server in the selected site is offline or there is no server assigned to a required store...

Linux VDA shows gray screen then disappears when LDAP server is unreachable

One of Windows domain controllers is down. When user logon Linux VDA, gray screen takes about 1 minutes, then ICA session disappears...

Citrix Default Domain Services not running after rebooting StoreFront server

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

wfshell.exe consumes high CPU

While the ICA session is closed, Citrix WinFrame Shell wfshell.exe process doesn't exit. This process consumes high CPU in Task Manager...

Enabling NetScaler to forward original client source IP to backend server

This guide outlines the various methods available to ensure that the backend server is equipped to collect the original client IP through the NetScaler. The focus of this article lies in configuring the NetScaler to effectively forward the original client source IP to the backend server...

Update from 12.1 to 13.x getting Cannot Complete Request / gateway plug-in for java is not supported

When upgrading from version 12.1 to 13.0 and get "Cannot complete request" through NetScaler...

WEM Agent error, "Only a single agent instance can be run within a session!"

Error showing from WEM Agent, "Only a single agent instance can be run within a session!"...

How to disable/enable a service (LB, GSLB, etc.) using the NetScaler's CLI

How to disable/enable a service LB, GSLB, etc. using CLI...

Checking PVS targets for processes with high disk reads

In PVS environments when weak target device performance is encountered, slow boot, slow application opening, there are a several places to check for insights into the source of the problem. One common source ofweak target device performance is an unexpected volume of read requests from target...

App Layering - Stuck Tasks or new tasks hang at "pending" or "stalled"

Tasks won't progress, appear as stalled. New tasks sit at "Pending" From maservice.log: 2021-01-11 09:10:25,575 WARN 20193 UnitOfWorkImplemen: Transaction is implicitly being rolled back at Uni.Appliance.PersistenceLayer.UnitOfWork.UnitOfWorkImplementation.Dispose 0x00025 in :0 at...

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...

How to check ADM agent to endpoint connectivity issue

Issue : Getting the alert message as ADM agent is down. Tenant ID: XXXXXXX Agent IP: XXXXXXXX Agent Host Name: XXXXXXX Diagnostics Alert: • https://adm-prod-backup-XXXXXXX.s3.amazonaws.com not reachable...

Automatically launch the downloaded .ica files when using Chrome browser

When you try to launch a published application or desktop from a browser by browsing to storefront or gateway URL, an".ica"file is downloaded. You need to click the .ica file to launch the session instead of auto launch...

Issue launching sessions after setting up FAS Server - Event ID 101

After setting up FAS, apps / desktops are failing to launch. On FAS servers we see event ID 101. Log Name: Application Source: Citrix.Authentication.FederatedAuthenticationService Date: Date and Time Event ID: 101 Task Category: None Level: Warning Keywords: Classic User: N/A Computer: Descriptio...

MaxClient on Httpd

As highlighted athttps://support.citrix.com/article/CTX330728,it is possible for a malicious actor totemporarily disruptthe performance oftheManagementGUI, NitroAPI, and RPC communicationonCitrixADC, CitrixGateway, and Citrix SD-WAN WANOP Edition appliancesunlessthe appliancehas been...