Fejlene vil typisk vise sig på forskellige måder ofte i Windows Eventlog.
Vi har forsøgt at samle en del teknisk information om kendte fejlbeskeder og tilhørende årsager.

Windows Eventloggen:
An internal processing error has occurred. Try restarting the Exchange System Manager or the Microsoft Exchange Information Store service, or both. ID no: c1041724 Exchange System Manager
..........................................................................................
Event Type:
Error Event Source: MSExchangeSA
Event Category: (14)
Event ID: 9175
Description: The MAPI call 'OpenMsgStore' failed with the following error: The Microsoft Exchange Server computer is not available. Either there are network problems or the Microsoft Exchange Server computer is down for maintenance. The MAPI provider failed. Microsoft Exchange Server Information Store ID no: 8004011d-0526-00000000
..........................................................................................
Event Type:
Error Event Source: ESE
Event Category: General
Event ID: 486
Description: Information Store (3932) First Storage Group: An attempt to move the file "E:\Program Files\Exchsrvr\mdbdata\E00.log" to "E:\Program Files\Exchsrvr\mdbdata\E000080A.log" failed with system error 2 (0x00000002): "The system cannot find the file specified." The move file operation will fail with error -1811 (0xfffff8ed). ..........................................................................................
Event Type: Error Event Source: ESE Event Category: Logging/Recovery Event ID: 455 Description: eseutil (4724) Error -1811 (0xfffff8ed) occurred while opening logfile drive_letter:\Program Files\Exchsrvr\MDBDATA\E00.log. ..........................................................................................
Event Type:
Error Event Source: ESE
Event Category: Logging/Recovery
Event ID: 455
Description: eseutil (2352) Error -1811 occurred while opening logfile drive_letter:\Program Files\Exchsrvr\MDBDATA\E000080A.log.
..........................................................................................
Event Type:
Error Event Source: MSExchangeIS
Event Category: General
Event ID: 9518
Description: Error Current log file missing starting Storage Group /DC=COM/DC=COMPANY/CN= CONFIGURATION/CN= SERVICES/CN=MICROSOFT EXCHANGE/CN=MICROSOFT/CN= ADMINISTRATIVE GROUPS/CN= FIRST ADMINISTRATIVE GROUP/CN= SERVERS/CN=SERVER1/CN= INFORMATIONSTORE/CN= FIRST STORAGE GROUP on the Microsoft Exchange Information Store.
..........................................................................................
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.
..........................................................................................
Event Type:
Error Event Source: Antivirus_Program_Name
Event Category: None
Event ID: 5
Description: The description for Event ID ( 5 ) in Source ( Antivirus_Program_Name ) cannot be found. The local computer may not have the necessary registry information or message DLL files to display messages from a remote computer. You may be able to use the /AUXSOURCE= flag to retrieve this description; see Help and Support for details. The following information is part of the event: Virus Found! Virus name: W32.Netsky.P@mm in File: E:\Program Files\Exchsrvr\mdbdata\E00.log by: Realtime Protection scan. Action: Quarantine succeeded : Access denied.
..........................................................................................
Event Type:
Error Event Source: Antivirus_Program_Name
Event Category: None
Event ID: 5
Description: The description for Event ID ( 5 ) in Source ( Antivirus_Program_Name ) cannot be found. The local computer may not have the necessary registry information or message DLL files to display messages from a remote computer. You may be able to use the /AUXSOURCE= flag to retrieve this description; see Help and Support for details. The following information is part of the event: Virus Found! Virus name: W32.Netsky.P@mm!enc in File: E:\Program Files\Exchsrvr\Mailroot\vsi 1\Queue\NTFS_216f566e01c43c76000002af.EML by: Realtime Protection scan. Action: Clean failed : Quarantine failed : Access denied.