Information Store Server Error in Exchange ServerWhen you attempt to start Information Store Server of your Exchange Server, you may receive the following error message:"The Microsoft Exchange Information Store service returned service specific error 4294966274."After this exasperating error message, the below given entries are engendered in the Event log:Event ID: 31Source: EDBType: ErrorCategory: Logging/RecoveryDescription: MSExchangeIS (313). Unable to read the log header. Error -1022.Event ID: 1120Source: MSExchangeISType: ErrorCategory: GeneralDescription: Error -1022 initializing the Microsoft Exchange Server Information Store database.After this trouble, you won't be able to access anything from your Exchange Server.All of your mailboxes will become out of your reach. Grounds of the troubleThere are three following possible reasons of this grave trouble:Corrupt Microsoft Exchange Server Transaction Log filePotential hardware issuesCorrupt Exchange Server Database (EDB) fileRegardless the cause of the trouble, the final result is the inaccessibility of your precious data thus resulting into data loss. ResolutionAccording to the problems, there are three basic solutions:If problem is due to Exchange Server Transaction Log file corruption, restart Information Store Service. If it is due to hardware, repair it. If the problem is due to EDB corruption, perform  Exchange Server Recovery. Exchange Server Recovery is possible with third party applications known as EDB recovery software. Read more about Server error codes. EDB recovery software perform Exchange Server repair is most of the situations of EDB corruption. Stellar Phoenix Mailbox Exchange Recovery software is the best ever made and the most influential Exchange Server recovery software hich allows you to have easy and fast  EDB repair. This outstanding EDB Exchange Server repair software can repair and restore all of the Exchange Server objects including emails, notes, contacts, calendar entries and many alike. You can have Exchange Server Repair for all file versions of Exchange Server including Exchange Server 5.5, 2000, and 2003. For more info visit Server error codes.