I've just installed MacTeX-2019 on my MacBook. So I'm using TeXShop 4.27 which comes along.
I'm trying to execute the most basic GNUPLOT example: http://www.texample.net/tikz/examples/gnuplot-basics/
Here is the output I get:
What could possibly go wrong?
I've tried other examples that work well. But it looks like there is a specific problem with
\draw plot function
Thanks for your help,