Event ID 6398,6396,7037
Issue: The Execute method of job definition %1 (ID %2) threw
an exception. More information is included below.
Solution: Check the link Below from MS which provides solution.
6398:
6396:
7037:
http://technet.microsoft.com/en-us/library/cc561034%28v=office.12%29.aspx
I hope the above information will help you to resolve the issue, in case of any queries/questions regarding the above mentioned information then please let me know. I would be more than happy to help you as well as resolves your issues, Thank you.