swtor username ?
swtor support see no issue with the swtor account linked to the EA account your posting with
You need to reset the password on the linked EA account that account has the persona fooger456 (not Torquefist your posting on now) that EA account uses the same comcast email as on your swtor account
use the following link to reset the password https://signin.ea.com/p/web2/resetPassword (insert the swtor email in the link) then login on that EA account to fix the swtor account for purchasing
for future purchases, use incognito mode on chrome initially if you purchase on swtor.com to be sure browser cache and cookies is cleared
