- Plesk Onyx for Linux
After purchasing the Imunify360 license and retrieving it at Tools & Settings > License Management, the extension shows the message that it is already registered:
PLESK_INFO: ERROR: The server has been already registered with a valid license. To unregister use: imunify360-agent unregister.
License is incorrectly detected by the extension.
Remove the Imunify360 extension at Extensions > My Extensions.
Remove the Imunify360 license at Plesk > Tools & Settings > License Management > Additional License Keys.
Click Retrieve Keys on the main License Management page.
Note: If the steps above did not help, contact CloudLinux support for further troubleshooting.