Failed to start PBS dataservice /var/spool/pbs/spool/pg_start.log: No such file or directory]

Users/Site Administrators
1

Hi , i have installed pbs primary and secondary server and i used qterm -f to stop both server and trying to start primary and secondary but i am getting following error

Failed to start PBS dataservice:[grep: /var/spool/pbs/spool/pg_start.log: No such file or directory]

2

Starting PBS
/opt/pbs/sbin/pbs_comm ready (pid=45196), Proxy Name:master.example.com:17001, Threads:4
PBS comm
Creating usage database for fairshare.
PBS sched
Notifying Secondary Server that we are taking over
Connecting to PBS dataservice…Failed to start PBS dataservice:[grep: /var/spool/pbs/spool/pg_start.log: No such file or directory]
.Failed to start PBS dataservice
.Failed to start PBS dataservice:[grep: /var/spool/pbs/spool/pg_start.log: No such file or directory]
.Failed to start PBS dataservice:[grep: /var/spool/pbs/spool/pg_start.log: No such file or directory]
.Failed to start PBS dataservice:[grep: /var/spool/pbs/spool/pg_start.log: No such file or directory]