[web2py] table field with reference to other in read-only mode doesn't appear right

I wonder if somebody could help me. Here is my Field: Field( 'updated_by', db.auth_user, writable = False ) CRUD rendered it in form "None" but the record has a value 1 and I have user in auth_user.id=1 If I modify the Field to: Field( 'updated_

[web2py] table field with reference to other in read-only mode doesn't appear right

I wonder if somebody could help me. Here is my Field: Field( 'updated_by', db.auth_user, writable = False ) CRUD rendered it in form "None" but the record has a value 1 and I have user in auth_user.id=1 If I modify the Field to: Field( 'updated_