I don't remember how to do it, but when I had to do this a couple years ago I found it easier to add a line series to the chart where I wanted it than to add a single gridline. Maybe that's a route you can explore until someone comes up with something better :-)
~Mike --- In flexcoders@yahoogroups.com, "jch92592" <jch92...@...> wrote: > > I have a Flex Bar Chart that I would like to add *one* > grid line to at a specific location on the horizontal axis. > > I have tried using the verticalChangeCount with mixed results. > > This grid line will be provided to indicate a goal for a KPI. > > Any suggestions? > > Thank you, > JCH >