Package fails with 'violation of primary key' error message

  Package fetches data from tables in database A on server A and loads into tables in database B on Server B.

This is an exercise out of Brian Larsons book "Delivering Business Intelligence with Microsoft SQL Server 2016, Fourth Edition, 4th Edition"

ERROR: Description: "Violation of PRIMARY KEY constraint 'PK_DimProductType'. Cannot insert duplicate key in object 'dbo.DimProductType'. The duplicate key value is (1)."