Test error Application is not registered

[Peter Schober]

* Marco Di Monte <marcodimonte at goalware.it> [2016-09-21 13:27]:
> After uploaded xml file and followed configuration I received an error
> Web login service request is unsupported
> The Application requested is not registered

Uploading what kind of XML, and where?
I don't think any of these messages come from Shibboleth software.
What software are you running (IDP or SP, and version) and what are
you trying to achieve/integrate with?
-peter