"Incremental and differential backups are not possible because one or more of the Microsoft Exchange transaction log files has been deleted" (a0008498 HEX or e0008498 HEX ) is reported when performing an Exchange 2003 differential/incremental backup after a full backup performed with Microsoft Volume Shadow Copy Services.

Article:TECH28744  |  Created: 2008-01-04  |  Updated: 2013-11-07  |  Article URL http://www.symantec.com/docs/TECH28744
Article Type
Technical Solution

Product(s)

Issue



"Incremental and differential backups are not possible because one or more of the Microsoft Exchange transaction log files has been deleted" (a0008498 HEX or e0008498 HEX ) is reported when performing an Exchange 2003 differential/incremental backup after a full backup performed with Microsoft Volume Shadow Copy Services.


Error



Final Error Code: a0008498 HEX (0xa0008498 HEX) or e0008498 (0xe0008498 HEX).
Final Error Description:
 "Incremental and differential backups are not possible because one or more of the Microsoft Exchange transaction log files has been deleted".
Final Error Category:  Resource Errors
Error Text In Job Log:  "Incremental and differential backups are not possible, because one or more of the Microsoft Exchange transaction log files has been deleted since the last backup."

 Full backups of Microsoft Exchange 2003 being performed using  the Volume Shadow Copy (VSS) selections (Figure 1) do not leave the Exchange Information Store in a state that can be followed up with a differential or incremental backup with the Backup Exec Agent for Microsoft Exchange Server 2003 (Figures 2 - 3).
 

Figure 1:

 

Figure 2:

 

Figure 3:

 

When a differential or incremental backup is run, the job fails with:
Resource Errors a0008498 - Incremental and differential backups are not possible because one or more of the Microsoft Exchange transaction log files has been deleted since the last backup (Figure 4).

Figure 4:

 

The Windows Application log records the following errors:

Event ID: 57920 An error occurred while preparing Microsoft Exchange Server to backup database
Error code: 0xC8000230
Error Message: The database missed a previous full backup before the incremental backup (Figure 5)

Figure 5:

 

 

Event ID: 206 Information Store (3448) First Storage Group: Database c:\Program Files\Exchsrvr\mdbdata\pub1.edb cannot be incrementally backed-up. You must first perform a full backup before performing an incremental backup (Figure 6).

Figure 6:

 


Solution



To perform differential or incremental backups with Backup Exec Agent for Microsoft Exchange Server 2003, a full backup with the Backup Exec Agent for Microsoft Exchange Server 2003 must be performed.

Please refer the microsoft kb given below :-

Event ID 206 is logged when you try to run an incremental Volume Shadow Copy Service (VSS) snapshot backup on an Exchange 2003 server
http://support.microsoft.com/kb/930197


**Note: Microsoft Exchange 2000 is not supported installed on a Microsoft Windows 2003 Server.
http://support.microsoft.com/default.aspx?scid=kb;en-us;810591


Supplemental Materials

SourceETrack
Value2078846
Description

VSS: Provide Writer Interoperability with Exchange Agent Backups.


SourceUMI
ValueV-79-57344-33944
Description

Incremental and differential backups are not possible because one or more of the Microsoft Exchange transaction log files has been deleted since the last backup.


SourceError Code
Value0xa0008498 HEX
Description

Incremental and differential backups are not possible because one or more of the Microsoft Exchange transaction log files has been deleted since the last backup.


SourceError Code
Value0xe0008498 HEX
Description

Incremental and differential backups are not possible because one or more of the Microsoft Exchange transaction log files has been deleted since the last backup.


SourceETrack
Value57920
Description

Incremental and differential backups are not possible, because one or more of the Microsoft Exchange transaction log files has been deleted since the last backup."



Legacy ID



263514


Article URL http://www.symantec.com/docs/TECH28744


Terms of use for this information are found in Legal Notices