ORA-01031: insufficient privileges while connecting to database as sysdba
ORA-01031: insufficient privileges while connecting to database as sysdba Applies to: Oracle Database 11.2.0.4 Oracle Linux 5 and above Description: After hardware failure of our Test server, we restore the backup of Test server on new machine. We are unable to connect/start the database. We are facing the error “ORA-01031: insufficient privileges while connecting to database as sysdba” on our Test database server. Solution: This is a very common or generic error that can occur after the new oracle database software installation. There are multiple reasons of this error. I describe the only one which belongs to me. After some research I found that my user did not belong to dba group. Issue the following command to add the user “oratest” to dba group: [root@oradb ~...