:l T3000
:break main
:break Main.main
:break T3000S.sshow
:break S.sshow
:break T3000S.hidden
:break T3000S.sshow.nest
:show breaks
-- Generate some error messages
:break xyz
:break sshow
:break S.hidden
:break S.hidden.nest
:break Foo.xyz
:break T3000S
:break T3000S.xyz