hey, today i purchase hikashop essential. now i want to upgrade hikashop starter to essential. so i go to joomla extention, choose the new .gz.tar or .zip file (tried both) and just got this message:
Service Temporarily Unavailable
The server is temporarily unable to service your request due to maintenance downtime or capacity problems. Please try again later.
i have a working internetconnection and all ports are free for me. all other extntion are installed by this way.
now what i have to do?
thx