%1 (%2) %3The database page read from the file “%4” at offset %5 (database page %8) for %6 bytes failed verification. Bit %7 was corrupted and has been corrected. This problem is likely due to faulty hardware and may continue. Transient failures such as these can be a precursor to a catastrophic failure in the storage subsystem containing this file. Please contact your hardware vendor for further assistance diagnosing the problem.

Details
Product: Exchange
Event ID: 399
Source: ESE
Version: 8.0
Symbolic Name: DATABASE_PAGE_CHECKSUM_CORRECTED_ID
Message: %1 (%2) %3The database page read from the file “%4” at offset %5 (database page %8) for %6 bytes failed verification. Bit %7 was corrupted and has been corrected. This problem is likely due to faulty hardware and may continue. Transient failures such as these can be a precursor to a catastrophic failure in the storage subsystem containing this file. Please contact your hardware vendor for further assistance diagnosing the problem.
   
Explanation

This Warning event indicates that a database page had a single-bit error that was corrected automatically. The particular database page referenced within the Exchange store file (such as priv1.edb) was corrupt but has been repaired. If this event is occurring frequently, then action should be taken to prevent a system failure.

Occurrence of event 399 indicates damage at the page level of the database. Damage at the page level is caused by driver, firmware, or hardware issues 99 percent of the time.

   
User Action

To resolve this warning, do one or more of the following:

  • Run system diagnostic tests. These tests may not be conclusive if the problem is infrequent and transient or only appears under very complex loads.

  • Consider migrating to different hardware.

  • Upgrade disk controller BIOS and firmware to the latest vendor revisions.

For more information, see 314917, Understanding and Analyzing -1018, -1019, and -1022 Exchange database errors.

If you are not already doing so, consider running the tools that Microsoft Exchange offers to help administrators analyze and troubleshoot their Exchange environment. These tools can help you make sure that your configuration is in line with Microsoft best practices. They can also help you identify and resolve performance issues, improve mail flow, and better manage disaster recovery scenarios. Go to the Toolbox node of the Exchange Management Console to run these tools now. For more information about these tools, see Toolbox in the Exchange Server 2007 Help.

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