While accessing the page
http://127.0.0.1:8080/OEKOBAU.DAT/resource/flows/6dbe4af0-186d-4f62-b823-8f7c9df20f25.xml
the following error occurred: A flow data set with the uuid 6dbe4af0-186d-4f62-b823-8f7c9df20f25 cannot be found in the database.