title: Using EPPlus Excel - How to ignore excel error checking or remove green tag on top left of the cell
body: <p>I use EPPlus to export excel 2007 file. The file can export normally but i have some problem with setting column format. My string column with numeric style (Purchase Order No. ex. 49000001) be exported with green tag on the top left of the each cell, How can i remove it?</p>
  
  <p>I try to set number format to "General" but it's not work</p>
  
  <p>Please help.</p>
  
  <p>p.s i use C#</p>