[ERROR] E2Pdf License Key does not match this site. Please click here to restore License Key.

Hello,
I get the following error message when I try to activate the plugin.

[ERROR] E2Pdf License Key does not match this site. Please click here to restore License Key.

Hi,

Can you let us know please the URL which is used under your wordpress installation?

P.S. We also sent answer to your support request so we can continue communication via email (if it's comfortable for you).

We remain at your service.

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We would really appreciate your feedback at WordPress.org!

yes, then it can be closed here.

Thanks very much.