Generally, logical corruption in MS Exchange databases surfaces at the database level. A particular example of this type of corruption is a situation when the index entries refer to missing values. It may also happen at the application level causing damage to your mailboxes, folders, messages, or attachments. Logical corruption occurs either in the Information store or database engine, resulting in some serious damage to your Exchange mailbox data.

In a similar case of logical corruption, you may encounter Exchange Server error 327 or 'JET_errBadPageLink' on your screen. In addition to this, you may receive the below error in your Windows Application log:

'MSExchangeIS ((###)) The database engine found a bad page.'

A 'bad page link' may be caused by a severe disk crash or a bug in Exchange. This is also seen when you try to replay incorrect transaction log files after restoring your database from a backup.

In order to fix this issue, you can follow any of the given resolutions:

In case the aforementioned methods are unable to resolve Exchange error 327, use Stellar Repair for Exchange Utility to eliminates the corruption in your database. The software repairs your damaged Exchange database and restores all inaccessible user mailboxes as Outlook PST files in your system. It uses a proprietary mechanism to repair Unicode-formatted EDB files and save the recovered objects to a user-specified location. You should follow the below procedure to repair your corrupt Exchange database using this program:

Stellar Repair for Exchange restores mailboxes as Outlook .pst files at any desired location of your choice. Moreover, the software supports MS Exchange 2019, 2016, 2013, 2010, 2007, 2003, 2000 and 5.5.