This is something to do with default font/glyph substitution, but it's only showing up in Mono applications. I raised it as being in libgdiplus upstream, but it appears to have a lower level (cairo, pango, fontconfig...).
This is something to do with default font/glyph substitution, but it's only showing up in Mono applications. I raised it as being in libgdiplus upstream, but it appears to have a lower level (cairo, pango, fontconfig...).