This message appears on the TVPlayer website on Safari browsers. The cause has been isolated and a fix is on the way.
In the meantime, to work around the problem you can select an alternative browser such as Edge, Chrome, Firefox or Opera.
Alternatively, you can change the privacy settings in the Preferences section of your Safari browser and unchecking the "Prevent cross-site tracking" radio button then reloading the browser.
You can check the box back again when you've finished using the website.