Socket Error # 11004, Unable to connect: Check to make sure there isn't a trailing or leading space character on the FTP hostname. Also, enter the hostname or IP address, not a URL, e.g. if you have entered something like ftp://my.hostname.com/ then change it to my.hostname.com
http://store-manager-for-prestashop-documentation.emagicone.com/quick-start-guide/connection-wizard
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