Hi, the other mail made me aware of P:G:S, now I was doing
#> sudo cpanm PDL::Graphics::Simple on Debian testing and during make test I received this error after the label plot is shown: Gnuplot error: "QStandardPaths: XDG_RUNTIME_DIR not set, defaulting to '/tmp/runtime-root'" while sending final multiplot command. at /usr/local/share/perl/5.32.1/PDL/Graphics/Gnuplot.pm line 4346, <STDIN> line 7. PDL::Graphics::Gnuplot::multiplot(undef, "layout", ARRAY(0x55c8040dbb08)) called at /root/.cpanm/work/1644572352.1118703/PDL-Graphics-Simple-1.007/blib/lib/PDL/Graphics/Simple/Gnuplot.pm line 360 PDL::Graphics::Simple::Gnuplot::plot(PDL::Graphics::Simple::Gnuplot=HASH(0x55c8040e2378), HASH(0x55c8040f5910), ARRAY(0x55c80410c888)) called at /root/.cpanm/work/1644572352.1118703/PDL-Graphics-Simple-1.007/blib/lib/PDL/Graphics/Simple.pm line 1044 PDL::Graphics::Simple::plot(PDL::Graphics::Simple=HASH(0x55c8040ede58), "with", "image", PDL=SCALAR(0x55c8040d3e58)) called at /root/.cpanm/work/1644572352.1118703/PDL-Graphics-Simple-1.007/blib/lib/PDL/Graphics/Simple.pm line 1127 PDL::Graphics::Simple::_convenience_plot("image", PDL::Graphics::Simple=HASH(0x55c8040ede58), PDL=SCALAR(0x55c8040d3e58), HASH(0x55c8040edae0), HASH(0x55c8040d3e88)) called at /root/.cpanm/work/1644572352.1118703/PDL-Graphics-Simple-1.007/blib/lib/PDL/Graphics/Simple.pm line 1143 PDL::Graphics::Simple::image(PDL::Graphics::Simple=HASH(0x55c8040ede58), PDL=SCALAR(0x55c8040d3e58), HASH(0x55c8040edae0)) called at t/simple.t line 145 Have you got any ideas? Ingo
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