One of the methods offers MS Corp. below. Another method to see and get more solutions to get back corrupted .dbx file
https://www.repairto...ressrepair.htmlOutlook Express Repair Toolbox
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Using the Compacting Utility
To start, follow these steps:
- In Outlook Express, click Work Offline on the File menu to terminate any transmission
- In the Folder list, click on Outlook Express to ensure that no email or news folder is opened
- Close the Folder list by click the X in the upper right-hand corner of the list panel
- On the File menu, select Folder, and then select Compact All Folders.
This might take several minutes.
- If an error occurs, close Outlook Express, re-open it, and begin the process again from the top
Using The Transfer Method
To do this, follow these steps:
- Open Microsoft Outlook Express
- Right click on Local Folders and select New Folder
- Type in: backup and hit Enter
- Select all the emails in the corrupted folder
- Select any email in the corrupted folder
- Press CTRL + A to select all
- Right click on the highlighted mails and select Move To Folder
- Select the backup folder and click OK
- Delete the corrupted folder and rename the backup folder to the corrupted folder's name