How to check event viewer for exchange errors

  1. Open the Windows Event viewer from Administrative Tools
  2. Right-click the “Application” log and choose “Filter current log”
  3. Select “Critical”, “Error”, “Warning” and choose the source as “ESE”.
    This will only show problem events related to the “Extensible Storage Engine”.
  4. Go through the listed events – carefully checking each one:
  5. Open and read the event detail – it will describe the issue.
    Be sure to check BOTH errors and warnings – as they could each contain useful information for diagnosis: 

    1. Example ERROR of Exchange failing to write to it’s database:
    2. Example WARNING related to the same issue:
  6. From here – it’s highly recommended to determine the cause of the underlying hardware issue – we discuss this in the next phase shown below.