How to fix Exchange server error code -1018 jet_errreadverifyfailure checksum error on database. Fix -1018 error in Exchange 2010, 2007.

1. How To Fix Exchange Server Error
-1018 (JET_errReadVerifyFailure)

2. What is Error -1018 (JET_errReadVerifyFailure) in
Exchange Server
Error -1018 (JET_errReadVerifyFailure) is one of the most
critical error which generally occurs due to file system level
damage in Exchange database.
There are some essential ways that data on the disk
becomes damaged –
 Data is composed to the incorrect place to the storing
media.
 The incorrect data has been written on the storing media.
 Written data has been changed or damaged after being
stored.

3. Cause of Error -1018 (JET_errReadVerifyFailure)
These are some common causes if Exchange generates -1018
error –
 The checksum stored on the page doesn’t equal to the
outcome of the recalculated checksum which is performed
as the page is read.
 The page number stored on the page doesn’t equal to the
actual page number, specified the page's physical address in
the database.
 Error also may occur if Exchange server self creates a page
with wrong checksum, OR Exchange creates a page
correctly, but tells the wrong address of the right place to
operating system.

4. How to recover from -1018 Error!
There are three different methods to fix Exchange error -1018
Use Eseutil.exe /D for defragmentation of
database
Use Eseutil.exe /P for database repair
Restore database from backup

5. Fix Error using 'Eseutil.exe /D'
Use this inbuilt utility if error -1018 is occurring during
online maintenance or online backup. It means requested
page is either empty or is rarely accessed.
Run Eseutil.exe /D
'Eseutil.exe /D' removes & defragment all blank pages and
secondary indexes in database.

6. Fix Error using 'Eseutil.exe /P'
Use 'Eseutil.exe / P' to repair existing database as well as
completely recreate a table if internal page is deleted.
Run Eseutil.exe /P
However, if critical system tables deleted or several pages
are corrupted, the database may not be repairable.
In this case, Use 3rd party tool to repair and recover your
Exchange server database.

7. Repair/Restore Exchange Database with
Stellar Phoenix Mailbox Exchange Recovery
Features -
 Repair corrupt/damaged Exchange database (EDB
Files)
 Save important EDB file data from errors.
 Restore mailboxes including emails, attachment,
contacts, calendar etc.
 Save mailbox into PST.
 Quick search to find specific EDB file.

8. Stellar Phoenix Mailbox Exchange
Recovery
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9. Thank You!