I get a pair of these when attempting to open the wsf_html safe ECF in 19.05.
		Error code: VDRS(4)
Error: Redefine subclause lists feature, but class does not redefine it.
What to do: remove feature name from Redefine subclause, or include
  a redefinition in the class. 
Class: WSF_FORM_HIDDEN_INPUT
Feature name: input_type
Parent class: WSF_FORM_INPUT
Line: 13
      redefine
->      input_type,
        append_item_to_html				
		Error code: VDRS(4)
Error: Redefine subclause lists feature, but class does not redefine it.
What to do: remove feature name from Redefine subclause, or include
  a redefinition in the class. 
Class: WSF_FORM_PASSWORD_INPUT
Feature name: input_type
Parent class: WSF_FORM_INPUT
Line: 13
      redefine
->      input_type
      end