EUVD-2017-14672

Malware in sbrugna...

EUVD-2016-7203

Malware in sbrugna...

After upgrading from 1912 to 2402, unable to view license usage in Studio

After upgrading Delivery controllers from 1912 to 2402, unable to view license usage in Studio. Studio show error : An error has occurred with the Citrix License Server. Check the license server to make sure it is running, then try again...

"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...

Citrix License Server Troubleshooting - Hub Article

Introduction This serves as a central location for common Citrix License Server troubleshooting articles authored and vetted by a group of Citrix subject matter experts in this area. Overview of the Issue Provide a brief yet comprehensive overview of the issue, outlining the common challenges and...

Uninstallation of the Citrix License Server Fails with Error 1722

The uninstallation of the Citrix License Server fails and the following error message is displayed: “Product: Citrix Licensing -- Error 1722. There is a problem with this Windows Installer package. A program run as part of the setup did not finish as expected. Contact your support personnel or...

Identifying Different License Types

This article describes how to identify different Citrix license types. To license a Citrix product, it requires a license code that must be activated or allocated and uploaded to the appropriate environment, such as the License Administration Console, the XenServer or an appliance. License Code...

Unable to open license error recorded in Windows event log

The Windows Event Log frequently shows an error that the license cannot be opened. The following error appears when adding a Citrix license file .lic and checking the event log. Source: CitrixLicensing Event ID: 20754 Error: Unable to open license file. Please ensure that the file exists and is...

How to prepare for upgrading the operating system of the Citrix License Server

To upgrade the operating system of a standalone Citrix License Server...

Can't view license usage on Studio - Error "Citrix license server unavailable"

Can't view license usage on Studio - "Citrix License server unavailable." When accessing the License Manager web console, error Unsupported Protocol with the message "The client and server don't support a common ssl protocol version or cipher suite" appears...

Unable to open Citrix license manger console.

Chrome displays the error that "your clock is ahead/behind" and that it cannot validate the certificate when attempting to open the license server console locally on the license server. If you attempt to connect to the license server console remotely, there is no issue...

Apache vulnerability CVE-2006-20001 CVE-2022-36760  CVE-2022-37436 in License Server version 11.17.2

Apache/2.4.54 contains vulnerabilities and is used in the Citrix License Server version 11.17.2 build 41000. Security scans may raise the following CVEs: CVE-2006-20001 CVE-2022-36760 CVE-2022-37436...

Citrix License Server susceptibility to certain Apache CVEs

Citrix License Server may be flagged by vulnerability scanners as potentially impacted byCVE-2006-20001, CVE-2022-36760, and/or CVE-2022-37436. This is because Citrix License Server uses Apache version 2.4.54 inLicense Server version 11.17.2 build 42000 and older versions of Apache in older build...

How to Query License Usage Through PowerShell command in DDC​

Admin needs to leverage PowerShell to get the usage of Citrix license in DDC...

Citrix License Telemetry FAQ

General License Telemetry Questions What was announced? In mid-November 2024, Cloud Software Group made changes regarding license telemetry for on-premises customer-managed environments which use the Citrix License Server: Starting with License Server 11.17.2 Build 40000, the on-premises...

Citrix Security Advisory for CVE-2021-44228, CVE-2021-45046, CVE-2021-45105 and CVE-2021-44832.

Citrix is aware offourvulnerabilitiesaffectingApache Log4j2, threeof whichmayallowan attackertoexecute arbitrary code. Thesethreevulnerabilitieshavebeen given the followingidentifiers: CVE-2021-44228 CVE-2021-45046 CVE-2021-44832 Thefourthvulnerabilitymay allowan attackertocause a denial of...

Citrix license files shows a warning symbol on the SA date in the Licensing tab on Studio

The Subscription advantage date for a license shows a warning symbol-...

Citrix Service Provider license server not reporting due to SSL error

After an extended maintenance period in March 2020, some Citrix License Servers that were successfully reporting into theLicense Usage Insights ServiceLUI were impacted, and are now failing to report. When admins access theLicense Usage Insights service in Citrix Cloud, an impacted license server...

How to remove a license file from the Citrix License Server Virtual Appliance

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Citrix Licensing Server Vendor Daemon Stops Intermittently

License Administration Console reports an alert stating the Vendor Daemon is down. The server displays the following error: Citrix XenApp cannot contact the license server And / or Qfarm /Load reports a load of 20000...