Sorry, but it appears you are not an administrator for any sites

hi
i have purchased your pro sites but some issue after click upgrade now through error that:Sorry, but it appears you are not an administrator for any sites
if i create new site through network admin then now any issue on upgrade page
but i create new site from frontend then show error through on upgrade now page:Sorry, but it appears you are not an administrator for any sites
So please kindly resolved that ASAP