Horizon - Connection Server License Key Is Invalid //top\\

Horizon license keys are 25-character alphanumeric strings divided into five blocks of five characters.

With the sun beginning to peek over the horizon, Marcus initiated a manual LDIF edit—a "brain surgery" move for any VDI admin. He had to manually clear the corrupted licensing string from the ADLDS database using ADSI Edit . His fingers flew across the keyboard: Connect to dc=vdi,dc=vmware,dc=int . Locate the OU=Properties , CN=License . Wipe the pae-LicenseKey attribute.

How to Fix the "Horizon Connection Server License Key is Invalid" Error

verify your license version and then apply updates through the Horizon Console horizon connection server license key is invalid

Log in to your (or your organization's licensing portal) to confirm the exact key.

Run the following command to check time drift against your domain controller: w32tm /query /status Use code with caution. If the time is incorrect, force a sync using: w32tm /resync Use code with caution. 3. Apply the Key via ADAM ADSI Edit (Bypass Console)

This is the most frequent cause of the "Invalid" error. VMware Horizon license keys are strictly tied to the major version of the software. His fingers flew across the keyboard: Connect to

Ensure the server matches the exact time of your Domain Controllers. If the time is off, force a sync using: w32tm /resync Use code with caution. Step 4: Clear the Horizon Browser Cache

Restart the service via services.msc , then attempt to enter your new license key via the standard web administrator console. To help pinpoint your exact issue, let me know:

Before making backend changes, ensure the key is correctly aligned with your deployment: How to Fix the "Horizon Connection Server License

Ensure all Connection Servers, vCenter Servers, and ESXi hosts point to the same reliable, redundant internal NTP stratum.

Here are the most common culprits:

If the Horizon Console completely locks you out or freezes when entering the key, you can manually inspect or inject the license using the ADSI Edit tool to look at the ADAM database. Step 1: Connect to the ADAM Database Log into your Connection Server as an administrator. Open ( adsiedit.msc ).

C:\Program Files\VMware\VMware View\Server\tools\bin\vdmadmin.exe -L