I bought Trados 2015 a long time ago. I am trying to install it on a new computer and I get an error message indicating I cannot install as a temp. file has been changed. Can you help?

I bought Trados 2015 a long time ago. I am trying to install it on a new computer and I get an error message indicating I cannot install as a temp. file has been changed. Can you help?
Patricia Mathieu 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 : 00870983 .
Elisa Maxim | RWS Group
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