Updating the System Tables 
You can use the Database Manager GUI to update the system tables when you upgrade the database software release.
The database
instance is in the
ONLINE
operational
state.
1. Choose Instance ® Configuration ® Upgrade System Tables.
2.
Specify
the
DBA
user and the
DOMAIN user if
they are not logged on to the Database Manager, and then
choose Start
to load the system tables.
The system tables are loaded and updated. At the end of the process, the log is displayed.

If an error occurs, the ERROR status appears. You can then look at the installation log with the file name dbm.ins for more information on the error (Reading Database Files).