Summary:

Create a new field in the secondary entity "Document", add the new field to the "Library Web Picker" Screen and make this a required field.

Add a new document using the "Add file" option under the documents tab within a company.

Save this document without inputting data into the required field.

Symptoms:

The document is uploaded and saves successfully, but it should have displayed an error meassage saying the field was required and prevent the user from saving the document. 

Status:

This issue has resolved in Sage CRM 7.2g.