Unable to activate older version of Parallels Desktop

같은 문제를 겪고 있습니다. 16 영구 라이센스가 안됩니다. 문제에 대한 글도 올렸습니다. 답변 부탁드립니다.

 

Same problem for activating an old Legacy 8 license, we got a message to send the key to an e-mail that is sadly refusing any incoming mail. here the text:
Dear Sirs,
we are re-activating an old license on a Mac pro 2.1 machine, could you please provide the corresponding activation code?

5a54417a59324d79597a49774d7a51774d546b344d4441344d44466a4d446f774d4441774d4441774d4441774d4441784d4441774f4441774d4441774d54646d4d6a42694f47466b59513d3d

Thanks
Sincerely
Roberto