Ruby on Rails

Hi
> why would I be getting this error after submitting my form?
>
> NoMethodError in EchantillonsController#create
> undefined method `call' for nil:NilClass
>
Can't say from this what caused error. Please paste in which line error
happened and what is there on that line.

Just a guess only
> if params[:echantillon][:vignette].blank?

instead of this please try

unless params[:echantillon][:vignette]

Sijo
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