On Monday,  2 Oct 2017 at 07:21, Peter Davis wrote:
> On Mon, Oct 2, 2017, at 06:27 AM, Eric S Fraga wrote:
>> On Sunday,  1 Oct 2017 at 15:06, Peter Davis wrote:
>> > I do have those lines in my .org file, but no PDF was produced. I tried
>> > switching to png, but still no file was produced.
>> 
>> Check the *gnuplot* buffer to see if there were any gnuplot errors.
>> 
>
> There doesn't appear to be a *gnuplot* buffer.

Okay, maybe not when you export but what if you manually execute the
gnuplot src block?  Do you get the PDF file generated?  If not, you
should have a *gnuplot* buffer which you can then look at for errors.

-- 
: Eric S Fraga via Emacs 27.0.50, Org release_9.1.1-78-gfbf47c