Each version of Reason has its own upgrade path. If you buy the wrong upgrade for your registered version of Reason, the upgrade ID/verification number won't work and will not produce a usable license.
A Retail version is only upgraded with a standard Retail Upgrade.
An Academic version is only upgraded with a standard Retail Upgrade.
An EDUx1 version is only upgraded with an EDUx1 upgrade.
An EDUx5 multi-pack is only upgraded with an EDUx5 upgrade.
An EDUx10 multi-pack is only upgraded with an EDUx10 upgrade.
Reason Adapted can be upgraded with the Reason 4 Adapted Upgrade. It will upgrade ANY version of Reason Adapted to a full version of Reason.
NFR's cannot be upgraded
If you have questions as to which version you have, contact Line 6 Support with your http://www.Propellerheads.se username info ready for the phone representative to have your license looked up.