Getting Trace File

SELECT 'Trace Name: '||dest.value||'/'||lower(dbnm.value)||'_ora_'||oracle_process_id||'.trc',
'File Name: '||execname.execution_file_name|| execname.subroutine_name
from fnd_concurrent_requests req, v$session ses, v$process proc,
v$parameter dest, v$parameter dbnm, fnd_concurrent_programs_vl prog,
fnd_executables execname
where req.request_id = :Request_Id
and req.oracle_process_id=proc.spid(+)
and proc.addr = ses.paddr(+)
and dest.name='user_dump_dest'
and dbnm.name='db_name'
and req.concurrent_program_id = prog.concurrent_program_id
and req.program_application_id = prog.application_id
and prog.application_id = execname.application_id
and prog.executable_id=execname.executable_id