, even a single extra space can cause the key to be rejected. Friendly Name Configuration
Check that the updates to the correct future date.
The "Horizon Connection Server license key is invalid" error message indicates that Horizon cannot validate your entitlement to use the product. The product license key is a 25-character key that the Connection Server requires to operate. The error can manifest in different scenarios:
If you utilize a Horizon subscription model managed via the Horizon Cloud Connector: horizon connection server license key is invalid
Right-click in the left pane and select Connect to .
Ensure you have access to the Broadcom/Omnissa support portal to request key resets immediately.
: Sometimes, a license key may not have been properly activated on the VMware portal or within the Horizon Connection Server console. , even a single extra space can cause the key to be rejected
Before diving into the fixes, it is important to understand that "Invalid" is a catch-all term. It doesn't always mean the string of characters you typed is wrong. It usually means the Connection Server cannot validate that key against the licensing backend the key is not entitled to the specific version you are running.
License validation failures typically stem from configuration mismatches, expiration dates, or format issues.
: For subscription-based licenses, the Horizon Pod must sync with the Horizon Control Plane every 24 hours. If communication via the Horizon Cloud Connector The product license key is a 25-character key
Open a command prompt as an Administrator on the failing Connection Server. Run the following command to check replication status: repadmin /showrepl localhost:389 DC=vdi,DC=vmware,DC=int Use code with caution.
Use this structured approach to diagnose and fix the "invalid license key" error.
Horizon comes in different flavors: Standard, Advanced, and Enterprise.
Avoiding the "invalid license" error in the future requires proactive management.
Check the system time against an official NTP source or your Active Directory Domain Controller.