anchor.diff:       SzOnly = .FALSE.
        IF ( PRESENT(SizeOnly) ) SzOnly = SizeOnly
   
  -     
  +
   !bjj: if we modify the code below to check if things are allocated/etc we can remove this requirement
  -     IF (.NOT. Mesh%Committed ) THEN  
  +     IF (.NOT. Mesh%Committed ) THEN
           ErrStat = ErrID_Fatal
           ErrMess = " MeshPack: Uncommitted meshes cannot be packed."
           RETURN
        END IF
  -     
  +
       ! Traverse the element list and calculate size needed to store element records
        n_int = 0
        nelem = 0
  
positive.code: 
     USE ModMesh_Types
     IMPLICIT NONE
  !   PRIVATE
  
     INTEGER, PARAMETER :: BUMPUP = 64  ! do not set to less than 2
  
  
negative.code:          ENDIF
        ENDIF
  
  !bjj: we will remove this one:
  
        IF ( PRESENT(AddedMass) ) THEN
           IF ( AddedMass ) THEN
              CALL AllocAry( BlankMesh%AddedMass, 6, 6, Nnodes, 'MeshCreate: AddedMass', ErrStat, ErrMess )
  