Cannot deactivate and reactive from one machine to another either online or offline. Others have a similar issue. Why?

Cannot deactivate and reactive from one machine to another either online or offline. Others have a similar issue. Why?
Why?
I have no idea. Did you get any messages? What exactly happens when you try to do this?
Paul Filkin | RWS Group
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Simon PLATT We will be pleased to help you with this problem so have logged a support case on your behalf. We do prioritise customers who have a support contract so please keep in mind it could take up to 48 hours, especially over a weekend, but rest assured we will contact you as soon as we can. You will be contacted at the email address used for this Community. Support Case Id : 00833593 .
Online message: Failed to install RMS licence string error ID 210202
awaiting support. Its an issue your end.