The issues on the North American and European PC/Mac megaservers have been resolved at this time. If you continue to experience difficulties at login, please restart your client. Thank you for your patience!
delete the addon from the folder, then download the addon manually. for example , " tamriel trade center " . You install it. You start the game and immediately exit. You run the program exe file, and then the game. and voila) the addon is installed. But he needs a scan, go to the guild merchant and he will scan
Turn off one drive. make sure your eso live folder is in documents on your c drive and then manually point minion to that folder. you may have to restart minion a few times to get it but, it will work.