When clicking on the "View import data" for a Data Connector Data Source that uses an .xml file, the following error us seen:

Unable to get data from the selected data source. Ensure the data source is configured properly.
Unable to find column definitions in the given xml document.

ITMS 8.x

The .xml file is not in the expected format.

Change the format of the .xml file to the expected format, or consider using .csv or .xls files, which are easier to format.

An example format for Computers is included as an attachment to this article.