title: error when upload excel file
body: <p><a href="https://i.stack.imgur.com/zlQxk.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/zlQxk.png" alt="enter image description here"></a>Error when I try to upload Excel file . this only happened in my Edit page (HttpPost). </p>
  
  <p>Hope I can get some solutions and explainations here.</p>
  
  <p>Thanks.</p>
  
  <p>Developing using MVC and C#. </p>