When performing the steps in the Oracle Upgrade Guide section "Configuring the upgraded 11g database", you receive the following errors:
ORA-01507: database not mounted ORA-01102: cannot mount database in EXCLUSIVE mode
1. Update the ORACLE_HOME environment variable in the file ".bash_profile" for the oracle and protect users per step 34 on page 56 in the Oracle Upgrade Guide. 2. Log out of the oracle and/or protect user session(s). 3. Restart the Oracle database service by running the command as root "service dbora restart".
Imported Document ID: TECH219860
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