Selecting the Verbose logging check box in the Merge/Extract dialog will provide you with a on-screen report. The report can provide you with information such as:
•The name of the encyclopedia you have merged/extracted from.
•The setting that you have chosen.
•Time stamped with the users name.
•Diagrams/definitions that are being copied over.
•Total number of diagrams/definitions that have been added, replaced, or not replaced.