Links to Windchill Artifacts not visible from Doors Next Generation

Problem

When you display the links of a Doors Next Generation artifact, the link(s) to Windchill part(s) are not displayed.

Cause

Doors Next Generation do not show the login popup for Windchill.

Solution

Begin to create a new link to a Windchill Part. Once the login popup is displayed, and after you logged in, cancel the link creation
Then the links are now displayed in the Link tab of the Doors Next Generation Artifact view.