CLASS {{p}}cx_unknown_zone DEFINITION PUBLIC INHERITING FROM {{p}}cx_freight_error FINAL CREATE PUBLIC.
  PUBLIC SECTION.
    METHODS get_reason_text REDEFINITION.
ENDCLASS.


CLASS {{p}}cx_unknown_zone IMPLEMENTATION.
  METHOD get_reason_text.
    rv_text = |Zone { condense( mv_zone_code ) } is not known|.
  ENDMETHOD.
ENDCLASS.