Stacked column component is not being recognized

Hello,

I got a server side blazor app with dotnet core 6, AntDesign and Antdesign.Charts.
AntDesign version: 0.11.0
AntDesign.Charts version 0.23
My IDE is Jetbrains Rider
Dotnet --version: 6.0.301

My first PieChart works without issues.
The PieChart component is recognized by the compiler using this code:

I'm now trying to implement stacked columns from https://antblazor.com/en-US/charts/column , but it is not being recognized.
I tried the example code:
It does not show up in the same color as the recognized component.
causes the same issue.

When I copy #region 示例2 from the example code to my @code() section, lots of compile errors show up:
Cannot resolve symbol 'StackedColumnConfig' Cannot resolve symbol 'ForceFit' Cannot resolve symbol 'Title'
and more

My intellisense works. when I type