Configure a codebeamer Tracker for Import of codebeamer Elements

Ensure Uniqueness of Tracker Field Names

Basically, codebeamer tries to ensure that no field definitions with identical names are created for a tracker.
It might happen, that your tracker contains such duplicate field definitions anyways, f.e. when working with tracker templates and adding the field definition in both the tracker and the template. In this case LemonTree.Connect cannot create a valid mapping for such a tracker, and will inform you as such when selecting the tracker in the Mapping Configuration UI:

There are two ways to fix this issue in the tracker's configuration:

1. Rename the duplicate field:
   

2. Remove the duplicate field: