Failed to launch session "session_name". Error code: 2520 on Citrix Workspace App During App/Desktop Launch

The following error is returned by the Citrix Gateway to Citrix CWA app when application/desktop launch fails: Failed to launch session . Error code: 2520...

[Citrix Receiver 4.9.5000 for Windows] - Display Issues when user re-docks their Notebook on the docking station and reconnecting to Citrix Session with Multiple Monitors

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 toCTX297149for more information Scenario : Users using notebooks and working with full screen sessions without desktop viewer to access...

How to pin Citrix Hypervisor Virtual CPUs to specific Physical CPUs

Citrix Hypervisor maps vCPUs to pCPUs by default in a semi-even way to distribute VM load on the host. In some cases it may be needed to have a specific mapping, for example, if some VMs will be CPU intensive while other wont, the intensive VMs can be mapped to exclusive physical CPUs while the...

How to Modify the Subnet IP (SNIP) and NetScaler IP (NSIP) on a NetScaler High Availability Pair

This article describes how to change the Subnet IP SNIP address and NetScaler IP NSIP address for a secondary or primary appliance of a high availability setup. Background You might want to change the SNIP and NSIP on an appliance because of the changes in the network setup or a redundant pair of...

Citrix Workspace App Launcher is unable to launch applications automatically with Safari 12

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. Citrix Workspace App Launcher is not able to launch applications automatically with Safari browser...

ICA File Can't Be Launched by CDViewer for Specific User

Click the XenDesktop icon on StoreFront, IE11 doesn't invoke CDViewer to get through to XenDesktop. 2. Click the XenDesktop icon on StoreFront, Chrome 46.0 downloads the ICA file, clicking the downloaded ICA file doesn't invoke CDViewer to get through to XenDesktop. Usercan logon to same VDA...

Citrix Workspace app fails with "cannot connect to the server" when connected externally

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. Receiver for MAC and Windows failing to add store...

Provisioning Services: PVS Servers May Stop Responding Or Target Devices May Freeze During Startup Due To Large Size Of MS SQL Transaction Logs

PVS servers may stop responding or PVS target devices may freeze during startup because there is not enough disk space left MS SQL server due to large Transaction log file size. Increasing the disk space on SQL servers resolves the issue of Target Device startup...

Provisioning services--Connection Timeout Expired when adding a new server to an existing farm

The following error can be seen trying to add a PVS server to an exisiting farm. "Connection timeout expired. The timeout period elapsed while attempting to consume the pre-login handshake acknowledgement. The could be because the pre-login handshake failed or the server was unable to respond pac...

SD-WAN 210 LTE - SIM Card State : Present but Service State : Unknown

SIM card is recognize by the SD-WAN Modem, including correct provider and APN. But the SD-WAN can not get the LTE service, it has the following state: Home Network | Card State : Present Home Network | Home Network : Unknown Home Network | Service State : Unknown Home Network | Roaming Status :...

PVS XDSW retain template disks

AllowXendesktop Setup Wizard XDSW created targets, to be created with disks as configured in the template. Background: PVS 7.x XDSW introduced new functionality to allow setting write cache size for the new target devices about to be created. XDSW will create the cache disk, and it will be...

Unable to access NetScaler MAS 12 using LDAP authentication with the error "User not authorised for any operation"

Unable to access NetScaler MAS using LDAP authentication with the error "User not authorized for any operation"...

How to Provision Network Bandwidth in a NetScaler SD-WAN Appliance

This article describes how the bandwidth provisioning works in a NetScaler SD-WAN and how to modify the bandwidth provisioning parameters based on the network requirements. Background The SD-WAN provisioning allows for the bidirectional LAN to WAN/WAN to LAN distribution of bandwidth for a WAN Li...

How to Allocate an Extra Management CPU to NetScaler MPX Appliance

The object is to add an additional Management CPU to the NetScaler MPX for Management data processing and monitoring...

Radius server test connectivity fails : Error: 1812/udp' is not a valid Radius authentication port

If you have Radius Load Balancing Virtual Server pointed in the Radius profile then the Test connectivity fails. If you configure the Radius Profile to point it directly to the Radius Server, then it works. Error: 1812/udp' is not a valid Radius authentication port or Radius client is not...

FAQ: Citrix Secure Mail APNS for IT Admins

This article provides answers to frequently asked questions onCitrix Secure Mail APNS forIT Admins.For more information on Push Notifications for Secure Mail, refer to Citrix Documentation - Rich Push Notifications for Secure Mail for iOS. General Overview Q1: Why does Secure Mail for iOS require...

XenMobile Port Requirements

The following tables list the ports that must be open on the Firewall. Open the following ports to allow user connections from Citrix Secure Hub, Citrix Receiver, and the NetScaler Gateway Plug-in through NetScaler Gateway to the following components: XenMobile StoreFront XenDesktop XenMobile...

Provisioning Services : Unable to stream vDisk with message "No disk available for device"

When booting a target, after downloading the bootstrap and connecting to Provisioning Services, we see the message: "No disk available for device."...

App Layering: "Welcome to Emergency Mode" usually means the Repository logical volume is damaged

After a reboot, the ELM refuses to boot, instead reporting you are now in Emergency Mode: Welcome to emergency mode! After logging in, type "journalctl -xb" to view system logs, "systemctl reboot" to reboot, "systemctl default" or ^D to try again to boot into default mode Give root password for...

PVS image published from App Layering gives a BSOD with inaccessible boot device error

When booting an image in PVS that was published via App Layering, you may receive a BSOD with theINACCESSIBLE BOOT DEVICE error...

Resetting the root password on the ELM or legacy Unidesk appliances

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Windows 10 PVS target devices experience poor performance

After capturing a Windows 10 vdisk you might experience below par performance when streaming the vdisk to the target device. The issue can manifest in a number of ways, for example: 1. Long time to capture the vdisk. 2. Slow boot/login times. 3. Slow file transfer speeds compared to other...

Fall back from TCP to UDP fails / displays SSL Error when Disconnecting and Reconnecting session via NetScaler

If HDX Adaptive Transport Policy set to Preferred on DDC and when attempting to connect to an Application or Desktop using Citrix Receiver for Windows 4.10 or Citrix Receiver for Mac 12.8 or Citrix Receiver for iOS 7.5 and above, you may encounter below issues: Session will get disconnect if...

Disabling automatic password change for nonpersistent desktops

Computers use their machine account password for authentication with Active Directory. By default, computers are configured to change their machine account passwords every 30 days. This setting affects nonpersistent desktops in the following ways: 1. When you deploy the nonpersistent desktop, the...

Resolve Username Being Modified Before Sending to RADIUS Server Using NetScaler nFactor

Introduction nFactor is the next generation authentication framework that offers great flexibility in configuring authentication flows for users. nFactor allows for extensible authentication models thus offering clean separation of workflows. This framework could be used to configure all the...

Citrix StoreFront 3.9 Unable to Refresh

Upgrading StoreFront from 3.6 to 3.9 works fine and when we open the Citrix StoreFront gives an error message:"unable to refresh" with error "A PowerShell SDK execution error occurred with exception thrown at defaultDocument"...

Password Management for SDX's and VPX's utilizing NMAS

To manage passwords and accounts from one centralized location...

How to configure H.265 video VDA encoding for NVIDIA GPUs

Support for H.265 Encoding/Decoding H.265 video encoding on 7.16 VDAs with H.265-compatible NVIDIA GPUs and H.265 video decoding on Citrix Receiver for Windows 4.10 is supported for hardware acceleration of remote graphics and videos...

Predefined Setting Values Configured on NetScaler MAS

This article list the predefined setting values configured on NetScaler MAS. NetScaler MAS Prune settings Number of days to keep data is default 15 Pruning happens everyday at 00:00 for Events, Audit Log, Task Log tables NetScaler MAS Backup Settings Every 12 hours NetScaler MAS will back up...

Citrix *Client Folder Redirection* (CFR) is not *Folder Redirection*

Client Folder Redirection, Folder Redirection and Special Folder Redirection are not the same. Client Folder Redirection CFR provides access to client-side folders in an ICA session while not having to redirect complete client-side drives. Support throughClient Drive Mapping CDM has enabled...

VMs Freezing or Poor Performance (xenvbd event ID 129)

VMs are encountering hang or poor performance issue related with disk I/O. xenvbd event ID 129 . From VM event log: ++++++++++ xenvbd event ID 129 \Device\RaidPort0 reset ++++++++++ - From XenServer messages log: ++++++++++ messages.1: Mar 8 14:11:35 MXVDIS01X tap-ctl1481: tap-err:tapctlreadraw:...

How to recreate Local Host Cache on Citrix Virtual Apps & Desktops

Citrix ConfigSync Service outputs Event ID 505 errors periodically, "The Citrix Config Sync Service failed an import."...

App Layering 2.x/3.x: Best Practices

A consolidation of the various layering best practices to apply in the OS and App layers. For App Layering 4.x Best Practices, please refer here:https://support.citrix.com/article/CTX225952 Operating System Layer Have one Operating System layer per Operating System Windows 7 32-bit, Windows 7...

HDX applications fails to launch and errors out with an error message “Engine was not loaded, There is no Citrix SSL Server configured on the specified address. Error Number 183”.

HDX applications fail to launch and error out with an error message “Engine was not loaded, There is no Citrix SSL Server configured on the specified address. Error Number 183”. From the Client side trace we see that theclient is unable to make TCP connection with the Second AG Vserver on custom...

How to enable/collect logs on WEM Agent machine

Type of logs available: There are a number of logs that can be collected from the WEM Agent to help with troubleshooting/diagnosing an issue Note:Please make sure to revert all changes after completing log collection. For logging information related to WEM Brokers, see CTX228742 1. WEM Agent...

SAML with limit visibility on the application on the Delivery Controller using a Security Group

When we publish new App in Delivery Group that uses SAML and set limit visibility on the application for an Active Directory Security Group, application icon will not enumerate. The application will enumerate when through Storefront Server. If user is added explicitly to the application visibilit...

Enabling Save Passwords option with Receiver for ios and Storefront

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. For Storefront Direct Connections , password saving is not available for receiver for ios and end...

How to enable or disable self help portal in XenMobile server

This article provides instruction on how to enable or disable access to the Self Help Portal SHP...

"Access to your company network is not currently available" Error message while accessing Secure Hub XenMobile Store

Attempts to access the Store in Secure Hub causes an error "Access to your company network is not currently available". Please find the snapshot of an error message. Logs 2017-08-04T16:21:53.886+0200 ",X1AuthController,INFO 4,-AuthController getCertificateForURL:callback:,"Providing the certifica...

Receiver for Windows 4.8, error "The specified module could not be found."

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. Unable to launch Published Desktops, it fails to launch with error"The specified module could not be...

Secure Mail: How to edit the MDX file for enabling/disabling the hidden policy.

Enable/Disable the hidden policy for Secure Mail: ex "AutoPopulateusernametitle"...

NetScaler SD-WAN 410-SE Stuck in Rescue Mode When Factory Reset Using NMI Button

NetScaler SD-WAN 410-SE stuck in rescue mode when it is factory reset using NMI reset button. User does not see the outputs mentioned in the reset Citrix Documentation. The following is a screenshot of recovery image landing in rescue environment: You will then see the Choose Box ID option:...

Configure post-authentication Endpoint Analysis scan as factor in Citrix ADC nFactor auth

For detailed information refer to Citrix Documentation -Configure post-authentication Endpoint Analysis scan as a factor in Citrix ADC nFactor authentication...

XenMobile Error : Incorrect credentials while enrollment

This article describes few reasons for the error "Incorrect credentials" and how to troubleshoot them a Below error indicates that the user might be typing incorrect credentials or typing sAMAccountName instead of UserPrincipalName vice versa. ,,ERROR 2,"request with id 5 failed with httpResponse...

Adobe Reader Recipe

Adobe Reader is used to open and read PDF’s. It is distributed by Adobe. It is easy to install into an application layer...

How to use Safari instead of Secure Web to open the links from Secure Mail?

In order to achieve the desired behavior, change the Allowed URL filed in MDX policies of Secure Mail Refer to Citrix documentation - Allow Secure Web domains MDX policy for Secure Mail...

Users get multiple OTP Push Notifications, Radius servers see multiple Auth requests & Auth Failures

Users will receive authentication denials, may receive multiple Push Notifications, Radius servers will log multiple simultaneous authentication requests for the same user with different Radius IDs, or user One Time Password tokens will become locked out. If you review traces, you will see multip...

Preventing the Cache-Control Response Header from being Set to private

Q: When Compression is enabled on a NetScaler appliance, can you prevent the Cache-Control response header being set to the value private? A: Yes. You can prevent the Cache-Control response from being set to the value private when compression is enabled on a NetScaler appliance. To prevent the...

Demo to configure profile management through HDX policies

If you want to test to configure Citrix UPM ,you feel confused about the detail steps.This article will guide you one by one...

StoreFront 3.9 Install Fails With "Message Exception Has Been Thrown by the Target of an Invocation"

StoreFront installation fails with no errors. Event Id 0"Message exception has been thrown by the target of an invocation" In StoreFront "Citrix-DeliveryServicesRoleManage" logs, you find Error Unexpected exception. Message: Exception has been thrown by the target of an invocation.. Stack Trace =...