Error

Unable to find document type.DEMOPIC exceptions.AttributeError FieldStorage instance has no attribute 'add_field'

Please contact admin@sudigital.org quoting the following information:

URI: http://lib.sudigital.org/submit?doctype=DEMOPIC
Time: 22/Jun/2018:14:30:46 +0300
Browser: CCBot/2.0 (http://commoncrawl.org/faq/)
Client: 54.80.198.173

Please send an error report to the Administrator.