The steps in this article apply when you want to upgrade your Oracle software using a new $O_H location. (Example upgrade 126.96.36.199 to 188.8.131.52)
When upgrade recreates Oracle Data Dictionary this article doesn't apply, because object and user IDs are overwritten during the upgrade. Setup Wizard must be re-run in such case.
What is the correct process to when upgrading Oracle software using a new $O_H location
Applicable Error Code
When planning to upgrade the Oracle software using a new $O_H location, make sure the following are done, eg : 184.108.40.206 to 220.127.116.11
*.ORACLE_HOME = /home/u01/app/18.104.22.168/grid
MINE.ORACLE_HOME = /home/u01/app/22.214.171.124/grid
2. Update -MINE.ddc file
memory_set TNS_ADMIN /u01/app/oracle/product/126.96.36.199/dbhome_1/network/admin
memory_set ORACLE_HOME /u01/app/188.8.131.52/grid
3. Restart MINE process
If OPEN RESETLOGS is used, replicate will not be able to handle it and will have to reconfigure replication from scratch.