| Exchange Server Information Store databases | | | | that occurs while restore or recovery operation. |
| support transaction logging i.e. before committing | | | | Error -501 corresponds to hexadecimal value |
| any data to the database, it is first written to | | | | 0xFFFFFE0B. It represents JET_errLogFileCorrupt |
| transaction logs. If your database is ever forced | | | | error and shows that the recovery operation has |
| to perform recovery, these transaction logs | | | | failed because of log file corruption. |
| replay and restore the database to a working | | | | Solution |
| state. When an Exchange Server Information | | | | You need to solve the given issue by following |
| Store database corrupts, it marks an event | | | | these steps: |
| indicating the root cause of the issue. You can | | | | Check if all database files are consistent. If they |
| deduce the problem and thus, take corrective | | | | are, you can move all corrupted log files that are |
| measures to solve it. In cases, when no backup is | | | | contained in Exchsrvr\Mdbdata folder and then try |
| available to replace the damaged database and | | | | to mount the Information Store |
| ESEUTIL utility also fails to repair, you need to | | | | If applying the above step doesn't solve the issue |
| use an effective Microsoft Exchange Recovery | | | | as databases are not consistent, you need to |
| utility that could repair and restore the damaged | | | | restore the corrupted databases from backup. |
| database. | | | | In case, no suitable backup is present, you can |
| For an instance, you might receive the below | | | | execute eseutil /p command to repair the |
| event ID in Application log of Event Viewer: | | | | damaged databases |
| Date: date Source: ESE | | | | If the error stil persists, use a powerful and safe |
| Time: time Category: Logging/Recovery | | | | third-party Exchange Recovery Tool to scan and |
| Type: Error Event ID: 454 | | | | repair the damaged database. Microsoft Exchange |
| User: N/A | | | | Recovery software are non-destructive tools |
| Computer: Servername | | | | designed with advanced technology to repair the |
| Description: Information Store (2184) Database | | | | corrupted database. These tools provide you |
| recovery/restore failed with unexpected error | | | | self-explanatory interface and provide advanced |
| -501 | | | | set of features. In addition, you can use these |
| Cause | | | | products in any case of logical database |
| Event 454 generally indicates database corruption | | | | corruption. |