OL97: Map Custom Fields Button Not Available (Dimmed)

MORE INFORMATION

1. On the File menu, click Import And Export.
2. In the Import And Export Wizard, select "Import from Schedule+ or another program or file," and click Next.
3. Select the appropriate file type and click Next.
4. Type the full path and name of the incoming file and click Next.
5. Select the folder into which you want to import the data and click Next.
6. Click to select the Import check box in the "The following actions will be performed" dialog box. The Map Custom Fields button is now available.
7. Click the Map Custom Fields button.
8. Map the fields from the incoming file to the Outlook file as desired and click OK.
9. Click Finish.