Hello,
Kindly run the MDAC Component Checker to check if there any mismatched dlls versions on the computer where Backup Exec is being installed.
To fix this error, download the MDAC Component checker from:
http://www.microsoft.com/downloads/details.aspx?FamilyID=8f0a8df6-4a21-4b43-bf53-14332ef092c9&DisplayLang=en
Install the cc_pkg.exe file that was downloaded. Then run cc.exe file that was installed.
Click OK to Perform analysis of your machine and automatically determine the release version.
If it determines that it is version is 2.8 RTM, click Yes to re-run the query for a specific product release.
Select the second option: Perform analysis against a selected version. Click the down arrow and select MDAC 2.8 RTM from the drop-down list.
If OLEDB32.DLL is mismatched, it can prevent the Device & Media service from starting.
Stop the MSSQL$BKUPEXEC service in Windows services.
Replace the OLEDB32.DLL file in c:\program files\common files\system\Ole DB. Check the properties of the file, and select the Version tab to confirm that the version is 2.80.1022.0.
Restart the MSSQL$BKUPEXEC service in Windows services.
Technote: MDAC Troubleshooting steps.
http://seer.support.veritas.com/docs/205122.htm
Hope this helps you.
Regards,
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