Error at Digitize document

I’m trying all intelligent ocr activities. I want see the output of digitize document. So i’ve tried this workflow. But at validation present validation station i’m getting this error. Help me out please.

  1. Read Taxonomy file
  2. for each file digitize document.
  3. Present validation results
  4. for each item in validatedextactedresults.Resultsdocument.fields
  5. Message box of item.
    if i skip this page then i’m getting another error