> On Jan 25, 2017, at 7:00 AM, Paramnoor Singh <[email protected]> 
> wrote:
> 
> 
> Problem: I have use the net/http code for uploading the '.doc', '.docx', 
> '.pdf' and images files on dropbox. But I getting the issues like:
> 
> 1.invalid byte sequence in UTF 8 
> 2. Now while the file is uploading but it not uploading the content and even 
> it uploading as a corrupt file.
> 
> Below I writing my code to upload the file on dropbox. Please help me.
> 
> Code:
> 
> uri = URI.parse("https://content.dropboxapi.com/2/files/upload";)
>           request = Net::HTTP::Post.new(uri)
>           request.content_type = "application/octet-stream"
>           request["Authorization"] = "Bearer #{$acess_token}"
>           request["Dropbox-Api-Arg"] = 
> "{\"path\":\"/Sass-for-Web-Designers.pdf\"}"
>           request.body = ""
>           request.body << 
> File.open("app/assets/images/categoryImages/Sass-for-Web-Designers.pdf").read

This line is opening the file as a UTF-8 string, which it most likely is not. 
Read up on File.open, particularly the various flags you can pass to it to 
ensure that the file is being opened as a binary, not a text file.

Walter

>             #request.body << file.content
>             #file.close
>           #end
>           req_options = {
>             use_ssl: uri.scheme == "https",
>           }
>           response = Net::HTTP.start(uri.hostname, uri.port, req_options) do 
> |http|
>             http.request(request)
>           end
> 
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