Reproduction of a bug when trying to write

Exception.log

Unhandled Exception: ImageMagick.MagickDrawErrorException: NonconformingDrawingPrimitiveDefinition `text' @ error/draw.c/RenderMVGContent/4398
   at ImageMagick.MagickExceptionHelper.Check(IntPtr exception)
   at ImageMagick.DrawingWand.NativeDrawingWand.Render()
   at ImageMagick.MagickImage.Draw(IEnumerable`1 drawables)
   at ImageMagick.Drawables.Draw(IMagickImage image)
   at temp_test.Program.Main(String[] args) in /tmp/temp-test/Program.cs:line 29

Program.cs

using System;
using System.Linq;
using ImageMagick;

namespace temp_test
{
    class Program
    {
        static void Main(string[] args)
        {
            ImageMagick.MagickNET.SetLogEvents(LogEvents.All);
            ImageMagick.MagickNET.Log += (_, e) => Console.WriteLine(e.Message); ;

            var img = new MagickImage(args[0]);

            // image preparation
            img.ColorSpace = ColorSpace.RGB;
            img.FilterType = FilterType.Mitchell;

            img.Resize(700, 0);

            img.ColorSpace = ColorSpace.sRGB;

            // equivalent to -matte
            img.Alpha(AlphaOption.Set);

            img.VirtualPixelMethod = VirtualPixelMethod.Transparent;

            new Drawables()
                //text settings
                .FontPointSize(18)
                .Font("Arial Black")
                .StrokeColor(MagickColors.Yellow)
                .TextAlignment(TextAlignment.Center)
                //
                .FillColor(MagickColors.Red)
                .Text(0, 0, "1b").Text(0, 700, "2b").Text(700, 700, "3b").Text(700, 0, "4b")
                .Polyline(new PointD(0, 0), new PointD(0, 700), new PointD(700, 700), new PointD(700, 0))
                // exception is thrown here
                .Draw(img);
        }
    }
}

temp-test.csproj

<Project Sdk="Microsoft.NET.Sdk">

  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <TargetFramework>netcoreapp2.2</TargetFramework>
  </PropertyGroup>

  <ItemGroup>
    <PackageReference Include="Magick.NET-Q8-x64" Version="7.14.1" />
  </ItemGroup>

</Project>