Pdf printing error

There is some bug ruining the print quality, depending on a type of line and it’s thickness, see files for comparison.
It is ‘print selected’ only.dashed 0.18.pdf (2.7 KB) dashed 0.25.pdf (4.1 KB) hidden 0.18.pdf (7.0 KB) hidden 0.25.pdf (5.6 KB)

Hello - are you printing raster or vector? Is the print using the pattern definition or the viewport display? In short, can you please post a file with the curves and line types and widths set the way that shows the problem?