ruby - How do i display category images and also link them to items under that category am using shoppe rails -

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i want display category images respective link items under category in shoppe using rails 4 , have tried far gives me : name error or no method error here's code looks like:

<div class="col-sm-4 col-md-8 col-md-4">   <ul class="list-inline">        <% shoppe::productcategory.all.each %>        <div class="portfolio-item ">         <div class="portfolio-img">           <%= image_tag @product_category, class: "port-item" %>             <div class="portfolio-img-hover">               <link_to             </div> <!-- /.portfolio-img-hover -->         </div> <!-- /.portfolio-img -->       <div class="portfolio-item-details">         <div class="portfolio-item-name">           </small>     <% end %>

i created productscategory controller empty


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