Rails 4.0 param is missing or the value is empty

Question

I have an Opportunity model that has a nested resource Link. In my views/opportunities/show page when I click on \"DestroY\' for one of the links, I get the error:

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Answer 1

I had the same error. U must be using before_action :link_params at the top, instead do this before_action :link_params,only: [:create]