I figured it out. My bad. It was error in plot file, thats why gnuplot was generating empty png. Sorry for such inconvenience (i'm idiot!) and thanks very much!!
Regards ----------- Roman
I figured it out. My bad. It was error in plot file, thats why gnuplot was generating empty png. Sorry for such inconvenience (i'm idiot!) and thanks very much!!
Regards ----------- Roman