CLASS lcx_calc_error DEFINITION INHERITING FROM cx_no_check.
ENDCLASS.

CLASS lcx_some_error DEFINITION INHERITING FROM cx_no_check.
ENDCLASS.

CLASS lcx_invalid_email DEFINITION INHERITING FROM cx_no_check.
ENDCLASS.

CLASS lcx_static_exc_class DEFINITION INHERITING FROM cx_static_check.
ENDCLASS.