$ startmgr \
sysmgr="<APPS username>/<APPS password>" \
mailto="<userid1 userid2...>" \
mailto - List of users who receive mail when the internal concurrent manager stops running. The default value is the user who starts managers.
How To Send A Notification For A Failed Concurrent Request [ID 730657.1]
How To Setup System Alerts That Show Each Cost Worker Where Transaction(s) Failed Costing [ID 466935.1]
I am in Oracle EBS version 11. not 12 release.