How to Fix Microsoft Exchange Server Error 4999?

Microsoft Exchange Server is a popular email server software used by many businesses for managing their email communication. However, like any software, Exchange Server is prone to errors that can cause inconvenience to users. One such error is Error 4999, which can occur due to various reasons such as database corruption, virus infection, or hardware failure. In this article, we’ll discuss the easy ways to fix Microsoft Exchange Server Error 4999.

What is Error 4999? Error 4999 is a common Exchange Server error that occurs when the Exchange database is corrupted or damaged. This error can cause the Exchange Server to crash, which can result in data loss and downtime for the business.

Symptoms of Error 4999

  • Exchange Server crashes or becomes unresponsive
  • Unable to mount the Exchange database
  • Error message “Exchange error 4999” appears on the screen
  • Inability to access emails and other Exchange data

Easy Ways to Fix Error 4999

  1. Use Eseutil Utility Eseutil is a built-in utility in Exchange Server that can be used to repair Exchange database corruption. This utility can be accessed through the Exchange Management Shell. Follow these steps to use the Eseutil utility to fix Error 4999:
  • Stop all Exchange-related services running on the server
  • Open the Exchange Management Shell and navigate to the location of the Eseutil.exe utility
  • Run the Eseutil /r command followed by the path to the corrupted Exchange database
  • Once the repair process is complete, run the Eseutil /p command to repair any remaining errors in the database
  • Finally, run the Eseutil /d command to defragment the database and reclaim disk space
  1. Restore from Backup If you have a backup of your Exchange database, you can restore it to fix Error 4999. Follow these steps to restore your Exchange database from backup:
  • Stop all Exchange-related services running on the server
  • Restore the backup file to a temporary location
  • Use the Exchange Management Shell to create a new mailbox database
  • Use the Exchange Management Shell to restore the database from the temporary location to the new mailbox database
  • Once the restore process is complete, mount the new mailbox database and verify that all data has been restored
  1. Use Third-Party Tools There are many third-party tools available that can help fix Exchange Server errors, including Error 4999. These tools use advanced algorithms to scan and repair the Exchange database, and can often fix errors that cannot be fixed by other methods. Some popular third-party tools include Exchange Recovery.

Preventive Measures to Avoid Error 4999

  • Regularly backup your Exchange database to avoid data loss
  • Use a reliable and updated antivirus software to prevent virus infection
  • Keep your Exchange Server and other software updated with the latest patches and updates
  • Monitor your Exchange Server for any signs of database corruption or other issues

In conclusion, Error 4999 is a common Exchange Server error that can be caused by various factors, including database corruption, virus infection, or hardware failure. While this error can cause inconvenience to Exchange Server users, it can be fixed easily using the Eseutil utility, restoring from backup, or using exchange recovery tool. Additionally, taking preventive measures such as regular backups, using antivirus software, and keeping software updated can help avoid Error 4999 and other Exchange Server errors.