Question: Does upgrading from Tecplot 360 2011 R2 to 360 2012 R1 require a new license key?
Answer: Yes. When upgrading to Tecplot 360 2012 R1 you will need to request a new license key. Here is a link to the page on our website where you can request a new key.
http://www.tecplot.com/Support/SoftwareActivation.aspx