Re: [Rails] Carrierwave - Can't upload multiple images

On 22 April 2012 19:05, Vitali R. <lists@ruby-forum.com> wrote:
> I am using jQuery File Upload
> http://blueimp.github.com/jQuery-File-Upload/
>
> Together with Carrierwave for uploading images, with latest stable
> version of Ruby and Rails installed.
>
> I managed to make it working by following this manual
> https://github.com/blueimp/jQuery-File-Upload/wiki/Rails-setup-for-V6
>
> And it works perfectly well for uploading single images, but
> once I add HTML5 multiple attribute to allow uploading multiple images
> at once and select multiple images, I get following error on each
> request.
>
> NoMethodError in Advertiser::MediaController#create
> undefined method `[]' for nil:NilClass

The error message should tell you the line number so you can see where
the problem is, you are calling [] on something that is nil. Have a
look at the Rails Guide on Debugging to get ideas on how to debug the
code.

Colin

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