EDB file is main constituent of the Exchange information store. It holds email accounts of IMAP1 or POP3 clients on Exchange Server based domain. EDB file is also known as primary database file and extremely crucial for smooth email communication on Exchange Server based network. But email activity on the MS Exchange network may get disrupted due to EDB corruption. There are multiple reasons of Exchange database corruption such as virus infection, server shutdown, MS Windows crash and many more. Corrupt or damaged EDB files various error messages. One typical error of the repair EDB file is:
Exchange error code 1018 indicates page inconsistency in an Exchange Mailbox Store. EDB page mismatch error is often resulted due to system hardware failure or malfunctioning. Other possible reasons of EDB page mismatch error are accidental Exchange Server shutdown and virus attacks.
Page mismatch errors of Exchange Server can be fixed by replacing damaged hardware components and restarting Exchange Server. You can also use Eseutil and Isinteg command tools of MS Exchange Server to fix the page inconsistency issue. Use Eseutil/P command followed by Eseutil/d command on the corrupt mailbox store:
Eseutil/P command will try to recover Exchange mailbox store by omitting bad or invalid pages. It is also known as Exchange Server hard recovery option and should be used in critical EDB corruption. Eseutil/D defragments or trims un-mounted Exchange database. It should be used to delete empty pages and invalid indexes of the Exchange mailbox store.
After successful execution of the Eseutil/P and Eseutil/D commands, you must run Isinteg or Exchange integrity Checker on Exchange Server that has reported error code 1018. The Isinteg command line is:
You must run the Isinteg command repeatedly till Exchange Server shows errors. You can mount the recovered Exchange mailbox store back on the Exchange Server using Exchange management console.
Most of critical EDB issues can be fixed using Eseutil and Isinteg tools. But Exchange Server command tools have some limitations and also sometimes fail to troubleshoot EDB corruption issues.
RecoveryFix for Exchange Server
RecoveryFix for Exchange Server effectively recover Exchange mailboxes from the corrupt Exchange database or EDB files. It retrieves Exchange mailboxes from both private and public Exchange database folder. EDB to PST tool converts inaccessible Exchange databases in PST format. It is integrated with three powerful database recovery options i.e., Automatic Analyze and Recover, Advance Scan and Rebuild corrupt database. EDB repair software displays recovered mailbox folders in a preview structure before saving them in a user specific drive location. EDB file repair tool can be successfully operated on MS Windows 2000, XP, Vista, 7, 8, 8.1 and 10 platforms.