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Are you sure you accessed my development site?
I put the correct link and all changes you need to do to access it but it seems you accessed my live site.
Please read my first post,
Because the live site using JS 2.8.4.2 and the dev site using JS 3.2.1.4
I can't to upload to a subdomain inside my main domain.
All you need to see my dev site is to edit your hosts file (%WINDIR%\system32\drivers\etc\hosts) and put that information I wrote in Misc Information.