irCatalog's default service URL is native to .Net Framework which uses WSHttpBinding. In order to access the catalog service from .NET 5/6/Core, the URL must be appended with "/core" as it utilizes BasicHttpBinding. Examples are listed below:
Existing irCatalog URL: https://<YourCatalogURL>/service.svc
irCatalog URL appended with "/core": https://<YourCatalogURL>/service.svc/core
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