When I use online server, it does not throw an error. Both !include and !includeurl work excellent!
But Yandex-Wiki throw an error.
What's the matter? Help me, please!
@startuml
!include https://raw.githubusercontent.com/plantuml-stdlib/C4-PlantUML/master/C4_Container.puml
!includeurl https://liski29.github.io/uml/test
@enduml