Some partners use the Merge tool in the NAV Developer Toolkit to attempt to merge the FULL set of objects from the old and new versions. This is not necessary and often will cause more problems than it is worth. For the purpose of discussion, let's say that you are upgrading a database from version 3.70 to 5.0 SP1. One common error that occurs is something like this... Your program license does not permit you to delete the IC Partner Code field in the table. The IC Partner Code field is a field...