Created attachment 189323 [details] Plot showing 2 data sets one with circles and one with squares as symbols SUMMARY When plots created as pdf by using routines from gr_framework some symbols (I this noticed for squares and diamonds) are not displyed. The same is observed in gimp. While gv and dragging bthe file into libre_office or displaying with firefox shows the missing symbols. STEPS TO REPRODUCE 1. Try to display the attached pdf plot with ocular and compare with the display of eg- firefox! 2. 3. OBSERVED RESULT EXPECTED RESULT SOFTWARE/OS VERSIONS Windows: macOS: (available in the Info Center app, or by running `kinfo` in a terminal window) Linux/KDE Plasma: Tuxedo OS KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION