Update your DA to the latest version, and from then you can click a "Reset Ownership" link in your File Manager, which sets the file back to your own user-name
Otherwhise, ssh into your server, login is root, go to the directory where your files are, and type:
chown lovelyinn:lovelyinn *
or: chown lovelyinn:lovelyinn *.*
(I forgot the exact command)