License Server 26.3
License Server Help

# Troubleshoot License Errors

The table contains explanations for typical licensing-related error messages.

License-related error messages
Error message | Explanation
--- | ---
Could not load license: file versionkey.dat was invalid. | A `versionkey.dat` file was found, but failed consistency checks. Remove the file, or replace it with one downloaded from the customer support site.
Failed to connect to license server using cached licensed details. | Cannot communicate with the License Server. The product still runs for a limited period; however, you should verify whether your License Server is still available.
Failed to connect to license server. ErrorDescription | Failed to retrieve a license from the License Server or from the backup cache. Ensure that your License Server can be contacted.
Failed to decrypt license keys. Please contact support. ErrorDescription | Provide OpenText Support with the exact error message and your license file.
Failed to revoke license from server LicenseServerHost:LicenseServerPort. ErrorDescription | Failed to revoke a license from the License Server. Provide OpenText Support with the exact error message.
Failed to revoke license from server. An instance of this application is already running. Please stop the other instance first. | You cannot revoke a license from a running service. Stop the service and try again.
Failed to revoke license. ErrorDescription | Failed to revoke a license from the License Server. Provide OpenText Support with the exact error message.
Failed to revoke license: No license to revoke from server. | The License Server cannot find a license to revoke.
Failed to update license from the license server. Your license cache details do not match the current service configuration. Shutting the service down. | The configuration of the service has been altered. Verify that the service port and IP address have not changed since the service started.
Failed to update the license from the license server. Shutting down | Failed to retrieve a license from the License Server or from the backup cache. Ensure that your License Server can be contacted.
FIPS license not found for this product version (VersionNumber) | Your license does not cover FIPS functionality and you have attempted to activate FIPS.
Invalid license for this build version: no valid MaxBuild limit present. | For Knowledge Discovery version 23.2 and later, you must have a license that explicitly permits the component build that you are running. If you see this error, your license does not contain build licensing information. You must download a `versionkey.dat` file from the customer support site, and place this alongside your license key file in your licensing component.
Invalid license for this product version ProductVersion | Your license does not cover the specified version of Knowledge Discovery.
License failed internal consistency checks. | A `licensekey.dat` file was found, but there was a problem reading it. Check that the file matches the one you were given by OpenText support. If the problem persists, contact OpenText support with the exact error reported.
License for ProductName is invalid. Exiting. | The license returned from the License Server is invalid. Ensure that the license has not expired.
Product build (BuildDate) too recent for this license (only covers builds up to MaxLicensedDate). | Your license does not cover this component build. You must download an updated `versionkey.dat` file from the customer support site, and place this alongside your license key file in your licensing component.
Product build too recent for this license | Your license does not cover this component build. You must download an updated `versionkey.dat` file from the customer support site, and place this alongside your license key file in your licensing component.
This license key has been disabled. Please contact support. | The license key has been added to a list of licenses blocked by Knowledge Discovery for known misuse.
This product version is from a higher major release series MajorReleaseVersion than supported by this license LicenseVersion | Your component version is from after a later major release than your license allows. MajorReleaseVersion is the version number of the major release that the product version belongs to. LicenseVersion is the version number of the major release that your license allows.
Unable to read license key: ErrorDescription | A `licensekey.dat` file was found, but there was a problem reading it. Check that the file matches the one you were given by OpenText support. If the problem persists, contact OpenText support with the exact error reported.
Your license keys are invalid. Please contact support. ErrorDescription | Your license keys appear to be out of sync. Provide OpenText Support with the exact error message and your license file.
Your product ID does not match the generated ID. | Your installation appears to be out of sync. Forcibly revoke the license from the License Server and rename the `license` and `uid` directories.
Your product ID does not match this configuration. | The service port for the module or the IP address for the machine appears to have changed. Check your configuration file.

Copyright 2026 Open Text
Version 26.3 | Last updated July 2026

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Product: Knowledge Discovery License Server 26.3

Topic Title: Troubleshoot License Errors