Steps to reproduce

1. Create a content type and a file without node name (e.g. countries.yaml) to import multiple items from root to the content type.
2. Open import dialog and import the data file.

.. Logs, screenshots, gifs...

Expected results

Data is imported and the dialog should be closed.

Actual results

Data is imported but an error is thrown and the dialog is not closed.

Workaround

Development notes

info.magnolia.ui.contentapp.action.JcrImportAction#execute tries to set a node to valueContext but the node name is empty.