Horizon Connection Server License Key Is Invalid - Updated
If you need to re-enter a verified, correct license key, follow the official provisioning path:
Click . The dashboard should immediately update to display the correct expiration date, product edition, and enabled features (such as Application Virtualization or Horizon Storage Overcommit). Advanced Resolution: Resetting the ADAM Database
Ensure the Cloud Connector virtual appliance is powered on and functional.
If you recently upgraded your environment, you must actively upgrade your license key within the portal; legacy keys do not automatically adapt to major version upgrades. Step 3: Check Server Time Synchronization horizon connection server license key is invalid
An invalid license key error will completely halt your Omnissa (formerly VMware) Horizon environment. It prevents administrators from accessing the Horizon Console and stops users from connecting to their virtual desktops. Resolving this issue quickly requires understanding why Horizon rejects the key and following a systematic validation process. Common Causes of the Error
The old license worked yesterday. After upgrade, it says "invalid." Cause: Horizon 8 dropped support for perpetual licenses that lack "Subscription SKU" metadata. Solution: You must log into Customer Connect and generate a new license key for Horizon 8. Even if you had active SnS (Support & Subscription), the key string changes. Do not re-use the Horizon 7 key.
Before applying fixes, you must identify why the Connection Server is flagging the license key as invalid. If you need to re-enter a verified, correct
Double-check your Customer Connect portal to ensure you aren't trying to use a Horizon 7 key on a Horizon 8 instance. 2. Copy-Paste Formatting Issues
Try entering the key using a different browser or an Incognito/Private window. 5. Check the "vdm.log" If the UI just says "Invalid," the logs will tell you why . Location: C:\ProgramData\VMware\VDM\logs\vdm.log
Once the attribute was null, he restarted the VMware Horizon Connection Server service. The red banner disappeared, replaced by a neutral prompt asking for a new key. He pasted the production key, hit 'OK', and held his breath. If you recently upgraded your environment, you must
It sounds simple, but it causes hours of wasted troubleshooting.
Hidden characters, trailing spaces, or carriage returns copied from emails or PDFs often corrupt the key. The Connection Server expects a clean, alphanumeric string. 3. Subscription vs. Perpetual Logic