In the Variant Manager, it has been set up Datasource configuration file (xDx Databook), but in the Replace part time, as if it is a reference PDB.
As shown below, a part mumber correspond to multiple devices, xDx Databook with distinction in other parameters. Such libraries can maintain PDB simple. But this one, in the Variant Manager, Replace part of the time there will be problems that can not replace the right to the desired device, like reference PDB only in part mumber.
Now that you've set up xDx Databook, why not just use the parameters xDx Databook replace it?