Plesk

Imunify360 extension in Plesk shows the error: License is invalid for this server

  • Dmitry Bystrov

    • Symptoms

    Accessing the Imunify360 extension in Plesk results in the following error despite the fact the valid license is installed on the server:

    Warning
    License is invalid for this server

    Cause

    The extension installation is corrupted.

    Resolution

    1. Log into Plesk.
    2. Go to Extensions > My Extensions and reinstall the Imunify360 extension.
    3. Go to Tools & Settings > License Management.
    4. Click on the Retrieve Keys button.

    Command-line solution

    1. Connect to the Plesk server via SSH.

    2. Reinstall the Imunify360 extension via the two commands below:

      # plesk bin extension -u imunify360
      # plesk bin extension -i imunify360

      Note: If the installation reports dpkg errors, execute the following command and reinstall the extension again:

      # dpkg --configure -a

    3. Retrieve the license keys:

      # plesk bin license --retrieve

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