lost serial number

[LeeEunseul]

I reinstalled Mac OS, so I should to reinstall Parallels(version 9).
But my firsttime installing Paralles is few years ago, I remove the purchase confirmation email that contains serial number.
Can I receive my serial number again..?
Where should I Ask this problem??
Please help me, please..

 

[PaulChristopher@Parallels]

Hi LeeEunseul, please provide the email address which you have used to register the license key in Private message