WSFed using Transformation Engine generates empty AttributeStatement

Version Affected:  All

Description:  

When using the Transformation Engine on a WSFed realm, depending on the XSLT being used, the AttributeStatement in the resulting WSFed SAML assertion will be missing attributes or even completely empty, despite setting the NameSpace field, e.g.:

However switching the realm to issue a SAML assertion instead of WSFed results in the expected output from the transformation engine:

One such scenario that reproduces the problem is if the XSLT has "when" elements without an "otherwise" element, as in this example:

Cause:  

Product defect EE-1781 - The transformation engine is erroneously called twice.

Resolution:  

Addressed in the following hotfix packages:

9.1.0-56

19.07.01-12

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