MS Exchange Repair Tool to repair corrupted or damaged edb file

Sometimes, when you try to start MS Exchange Server database, you may come across an error message. Reasons for the occurrence of above error message could be lost/corrupt Exchange Server database files, network issues, and more. In most cases of error message occurrence, data saved in the database becomes inaccessible. An ideal alternative to access database in such situations is by restoring it from an updated backup. However, in case the backup is not available or fails to restore data, you need to opt for an effective Eseutil utility that repairs the database. But, there are situations, when the error message persists even after running the above utility. In such cases, the user needs to search for an effective third-party Exchange Server Repair utility to repair your database.

To illustrate the above situation, consider a practical case wherein your Exchange database gets corrupted and the server stops the recovery of the database:

“Error -1216 (JET_errAttachedDatabaseMismatch) ”

On viewing the event log, you encounter the underneath entry:

“Event Type: Error
Event Source: ESE98
Event Category: Logging/Recovery
Event ID: 0
Date: 4/24/2001
Time: 6:20:18 PM
User: N/A
Computer: EXCHANGE1
Description: Information Store (4312) Database recovery failed with error -1216 because it encountered references to a database, ‘D:\exchsrvr\mdbdata\PRIV2.edb’, which is no longer present. The database was not brought to a consistent state before it was removed (or possibly moved or renamed)”

Cause:

The root cause for the occurrence of the above error message is replacement or deletion of critical files that are used to open and operate Exchange Server database.

Resolution:

To resolve the above error message and to access Exchange Server database, you will need to follow the below mentioned steps:

• Use Eseutil/P repair command to repair the database.
• If the command fails, restore the database from an adequate backup.
• In case of backup unavailability, use a commercial Exchange Server Repair application. An Exchange Repair utility ensures maximum edb repair of logically damaged MS Exchange database and restoration at user-specified location.

Exchange Repair Software is a powerful, yet easy to operate Exchange Repair application that is competent enough to repair any Exchange Server 5.5, 2000, 2003, and 2007 databases. The repair application recovers almost all EDB file objects, including e-mails, tasks, notes, attachments, and appointments. It can be installed on Windows 7, Vista, XP, 2003, and 2000.

An Exchange Server Information Store might get corrupted due to several errors, including unexpected shutdown and network errors. Corruption might involve any database files, called .edb files, that reside in Exchsrvr\Mdbdata folder. While Information Store corruption, you might observe server behaving slowly, Information Store Service not starting or not stopping, email delivery issues and several errors showing that the database is inconsistent. You should use your backup to restore such corrupted database or run ESEUTIL utility to repair it. However, if none of the solutions works, you should use Exchange Repair Software that could repair and restore a damaged Exchange database.

For an instance, consider that you run ESEUTIL /D utility to defragment your database and the process fails. When you view the Windows NT Application log of Event Viewer, you come across the below error message:

“Operation terminated with error -327 (JET_errBadPageLink, Database corrupted) after <n> seconds.”

Additionally, you might also observe Exchange Server being slow or unresponsive while normal database operations.

Cause

Exchange Server ‘Bad Page Link’ errors generally indicate logical database corruption. If the internal database structure is not correct because of corrupted or misaligned pointers, you might receive such errors.

Solution

You should apply these measures to isolate the given problem:

• If available, use online backup to restore the damaged Exchange Server database

• Use Administrator tool ‘Move Mailbox’ in order to move users’ mailboxes from the affected Exchange Server to a healthy one

• Run ESEUTIL /P against the database while making sure that the database store is not mounted. Next, execute ESEUTIL /K to check the database for consistency

• If the problem persists, use a powerful Exchange Database Repair tool to efficiently repair the damaged database

Exchange Repair Tools are safe and comprehensive repair applications that can safely repair a logically crashed Exchange database. These tools employ high-end algorithms to examine the database and restore it at a safe location. The software provide you self-descriptive interface and hence you can use the tools without any prior technical understanding. Embedded with advanced options, the software serve as most suitable tools to repair the damaged database.

Stellar Phoenix Mailbox Exchange Recovery is a fully-competent Exchange Repair tool to systematically repair damaged Exchange databases created with Exchange Server 5.5, 2000 and 2003. It provides safe EDB Repair and extracts all user mailboxes by converting them into Outlook usable .pst files. The tool is capable of recovering all email messages, notes, journals, tasks and other objects.

An Exchange Server database might fail to mount if it is inconsistent. In such cases, you can use Exchange utilities to repair them. However, if it fails to perform the repair, you need to use your backup or scan the database using an efficient Exchange Repair software.

For an instance, consider that you try mount a Microsoft Exchange Server database, but it fails and an error message displays with ID no. C1041724. When you view the application log, you come across the following event:

Event Type: Error
Event Source: ESE
Event Category: Logging/Recovery
Event ID: 413
Description: Information Store (3932) First Storage Group: Unable to create a new logfile because the database cannot write to the log drive. The drive may be read-only, out of disk space, misconfigured, or corrupted. Error -1811.

Cause

There can be several reasons for this error to occur:

• The Exchange log file has been deleted or quarantined by an antivirus application

• You run eseutil /p command on the database, but the log file doesn’t get removed

• Exchange log file has a mismatching LGeneration and signature

• You run eseutil /r command with incorrect logfile base name

Solution

Corresponding solutions to the given problem are as below:

• If the Exchange log file has been deleted, you need to use your Storage Group database backup to restore and replay the log files. If restoring from backup is not feasible, you should repair it using database repair utilities or a third-party application to make the database back to consistent state.

• If the Exchange log file has been quarantined, you should recover it to the folder containing your production log files and start Microsoft Exchange Information Store service.

• Move the transaction log files to a different folder if running eseutil /p command is the issue, while making sure that the databases are consistent. If the databases are inconsistent, restore them from backup or apply a third-party tool to repair them.

• Use the correct switch to run eseutil /r command successfully.

If the database is consistent and you cannot repair it using Exchange utilities or restore it from backup, you need to perform Exchange Server Repair using a powerful third-party tool. Exchange Repair Tool use high-end repair algorithms to repair and restore a damaged Exchange database in all cases.

Stellar Phoenix Mailbox Exchange Recovery is a reliable and advanced MS Exchange Repair tool that repairs and restores a damaged Exchange database. It supports Exchange Server 5.5, 2000 and 2003. It is a non-destructive Exchange Server Repair tool providing impressive features and options. The tools enables to restore all user mailboxes together with unchanged contents.