Paperclip::AdapterRegistry::NoHandlerError

[HudsonAfonso]

Paperclip::AdapterRegistry::NoHandlerError - No handler found for

{
    "filename" => "file.torrent",
        "type" => "application/octet-stream",
        "name" => "incident[docs_attributes][0][attachment]",
    "tempfile" => #<Tempfile:/var/folders/3y/z8_qymc95jl1wkgbcr7v4b780000gn/T/RackMultipart20130911-8612-1541x6w>,
        "head" => "Content-Disposition: form-data; name=\"incident[docs_attributes][0][attachment]\"; filename=\"file.torrent\"\r\nContent-Type: application/octet-stream\r\n"
}

[bsv9]

Workaround

user = User.new()
user.avatar  = params[:avatar][:tempfile]
user.avatar_file_name = params[:avatar][:filename]

[phobetron]

Also having this problem (using Padrino)

[phobetron]

Sergey: That "workaround" only works if you change all your code to manually populate documents. It fails when you use update_attributes, which is the much easier, and more common, way of saving Mongoid documents.