[R] Saving jpg of plot with grid.arrows

Barry Rowlingson B.Rowlingson at lancaster.ac.uk
Fri Jan 16 18:03:49 CET 2004

Laura Quinn wrote:
> I am having problems exporting a plot to a jpg file. I am first setting up
> a basic plot, and then opening up a viewport and overlaying grid.arrows
> onto the plot - I don't seem able to save this plot with the overlaid
> arrows to a file, can anyone offer any advice?

  Have you got a minimal example of the code that produces this problem? 
Sounds like about six lines tops, so shouldn't exactly flood the mailing 


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