When replacing the old program
version with the new one, the Advanced Diary finds the already
existing old databases and offers users to convert them.
click the "OK" button. You will see the next window with
The new versions of Advanced Diary do
not have a backward compatibility with the old versions (4.x and
older). Because of this Advanced Diary will create a copy of the
old database after conversion. File will be created in the same
location where converted database and will have the
"*.DDB" file extension.