Bugfix
Currently, warnings about com.top_logic.demo/technical/test/externalSelection/gridExternalSelection.xml and com.top_logic.demo/technical/test/externalSelection/treeExternalSelection.xml: does have a generated name, but shall be part of a flexible layout or adjustable dialog.
Improvement
The <layout> components must be given their own name
Test
Start demo, log in and check Ganymede log. There should be no more corresponding warnings.