Question : outlook express address book not working

When trying to import outlook express address book i get the error message "An error occured during the import process the import process could not be completed.".

Answer : outlook express address book not working

Will the address book open when you simply double click on the .wab file?

If yes, you can try exporting to .csv, then import from it instead.

If not then you likely  have a corrupt adress book.  You can try a repair tool such as:
3http://www.oemailrecovery.com/faq-repair-address-book.html