Invalid Serial Number

[carleighkude]

Trying to register Master Collection 6 (purchased in 2012) to my new computer. When I enter the serial number I get the message that it is invalid. How can this be and what do I do now?

[Ned Murphy · Accepted solution]

Error "The serial number is not valid for this product" | Creative Suite
http://helpx.adobe.com/creative-suite/kb/error-serial-number-valid-product.html

To locate the serial number:
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http://helpx.adobe.com/x-productkb/global/find-serial-number.html