http://www.symantec.com/docs/tech175581 That is the link to Backup Exec 2012 Software Compatibility List.
You can download the PDF and check if its supported.
If the above reply resolved your problem, please mark it as your Solution.
If this software uses a database which is supported by BE, then it should be OK. Have a look @ the SCL as suggested above. If yes, evaluate the agent & test backups/restores.