Document validation message for required HTML Field shows incorrect error count and message

Scenario:

1. Make an HTML field required.
2. Go to content perspective and try to save a document with the required HTML field.

Problem: Document validation message says: "This document has 2 errors." Field validation message says "?html?"

Expected: Document validation message should be: "This document has 1 error."

Field validation message should be "Enter a value"