The following error messages are observed in event log:
Notice 2016-05-27 10:07:46.010902 2313 638166880 OID E+ora_setup: 12035 - OCISessionBegin due to system user not having sysdba privileges. Connecting as non-sysdba. [ora_setup] [module osp]
Carry out the following steps while re-running ora_setup:
1. Grant SYSDBA privileges to the SYSTEM user.
2. Re-run ora_setup