Hi Marcel,
From Service Studio Help:
"SOAP Web Services Constraints
From Service Studio Help:
"SOAP Web Services Constraints
Service Studio provides extensive support for providing and consuming SOAP Web Services. However, due to the OutSystems Platform language expressiveness, there are scenarios that are only supported through extensions, using Integration Studio.
Integration Studio allows you not only to import Web Services from a .Net Assembly, but also implement custom logic to provide and consume Web Services in both .Net and Java.
In the following scenarios you need to implement custom extensions:
(...)- Web Services with recursive data types (structures that contain themselves);
- (...)"