58915: Acronis True Image: Activation Fails with "Data in the request are incorrect"

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Applies to: 

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Symptoms

  1. You want to activate your copy of Acronis True Image.
  2. You provide a 16-digit activation key, like 12345678-ABCDEFGH
  3. The key is not accepted, and you get this error:
    Sorry, we couldn't check this serial number. Try again later.
    Data in the request are incorrect.

Cause

A 16-digit key needs to be converted into a full 64-digit serial number.

Solution

Follow instructions in this article: Activating a Boxed Version of Acronis Product.