Error when trying to activate Assets Server: 'Required boolean parameter 'useActivatedClusterHardwareId' is not present'

When trying to activate Assets Server after performing an upgrade, the following error can appear:

Required boolean parameter 'useActivatedClusterHardwareId' is not present

Errors are also shown in the console:

Do one of the following in order to be able to activate Assets Server:

• Clear the cache of the Web browser
• Access the License page in a different Web browser