SQL Server 2012 Edition Upgrade Error
The error sounded very cryptic, but it resulted to be a simple solution:

http://databasebestpractices.com/attributes-match-present-attributes-directory-compressed-included-attributes-0-excluded-attributes-compressed-encrypted/

It meant that the target folder was compressed, I didn't notice before, so I uncompressed "c:\Program Files\Microsoft SQL Server" and the Edition Upgrade ended in 5 minutes succesfully.