Articles By Axel Culver

Sometimes an unmountable Exchange database displays an error message that does not allow the user access the data saved in the database.

Sometimes When the database is get corrupted, Exchange Server cannot identify MAPI tables as valid database tables. As a result, when attempt is made to access the database, application event log records an associated entry indicating the cause.

Microsoft Information Store is the core database that consists of both public folders and mailbox store. It uses a transaction-based technology service to access all its data. To start this services, the user needs to type 'services.msc' in 'Run', and then select 'Microsoft Exchange Information Store' service.

Mailbox stores are the most critical components and If corrupted, mailbox store causes serious problems in the working of an organization. Corruption usually affects Priv1.edb file and occurs because of typical reasons like, database dirty shutdown, anti-virus software scan, virus infection, and network issues.

Error message “Error -1216 (JET_errAttachedDatabaseMismatch) ” occurs due to replacement or deletion of critical files that are used to open and operate Exchange Server database

When PST file corruption occurs, Outlook does not work properly. You encounter strange behavior of the application and various error message

In MS Exchange Server the requested database page cannot be accessed due to an I/O error. It could be because of disk or controller failure or because the path to check file is incorrect.

Sometimes when we try to mount the mailbox store, the mailbox store or public store refuses to mount. This behavior of Microsoft Exchange Server renders all your valuable data inaccessible.

The Information Store corruption is a critical situation that renders your valuable EDB (Exchange Database) file inaccessible. It leads to severe data loss situations.

In case of corruption, the database becomes inconsistent and Exchange Server can not read data from it. It leads to significant data loss situations and needs EDB Recovery.

Scanpst is a prominent inbox repair tool of Microsoft Outlook that may failed to repair pst file in some situation.

When Exchange database indexes are corrupted or missing, the MS Exchange database troubleshooter tool can encounter several entries with event ID 9519 having error code 0xfffffa84 logging in the application log.

The behavior of event id 7011 in Microsoft Exchange Server renders your valuable data inaccessible and you need exchange recovery solution.

When we upgrade any version of MS Outlook to Microsoft Outlook 2007 and after the upgradation when we tries to open the Outlook PST file, it fails to open and gives the following error on screen: “Outlook.pst is not a personal folders file.”

There are various reasons for the occurrence of event id in exchange server, the most important is the corruption in the 'Information Store'. Solving Error “The database files in this store are corrupted”