ORA-03113: end-of-file on communication channel: error occured while upgrading the Database from 11.
I am trying to upgrade the database from 11.1.0.6 to 11.1.0.7 on OEL operating system.
After applying the patch "6890831" when trying to start the database using "Startup Upgrade" command I am getting the below error.
ORA-03113: end-of-file on communication channel
Process ID: 20826
Session ID: 170 Serial number: 3
I am getting the same error when trying to create the new database using "DBCA".
Below entries found in alert_orcl.log file
MMNL started with pid=15, OS id=20571
starting up 1 shared server(s) ...
ORACLE_BASE from environment = /u01/app/oracle
Thu Dec 03 20:11:11 2009
ALTER DATABASE MOUNT
Errors in file /u01/app/oracle/diag/rdbms/orcl/orcl/trace/orcl_mman_20557.trc: