# We opened a case with Microsoft and finally fixed this same issue using this:
# Verify if web application / site has document ID enabled

$web=get-spweb URL

$web.properties

# How to fix if documentID_enabled is set to 0:

$web=get-spweb URL

$web.properties[“docid_enabled”]=”1”

$web.properties.update()

# https://serverfault.com/questions/208829/unable-to-see-document-ids-in-a-sharepoint-2010-site-collection

$s = get-spsite http://team/workgroups/DEMO
$s.AllWebs|%{$_.properties['docid_enabled']='1'; $_.properties.Update()}
$s.AllWebs|%{$_.properties['docid_enabled']}