AutoPatch error: You must be in Maintenance Mode to apply patches.

Oracle R12.2 adop apply phase error out:

adop phase=apply 

AutoPatch error:

You must be in Maintenance Mode to apply patches.

You can use the AD Administration Utility to set Maintenance Mode.

Solution:

There should be one Service name which is CDBSID

SQL> show parameter service

NAME                                 TYPE        VALUE

------------------------------------ ----------- ------------------------------

service_names                        string      PROD, PROD_ebs_patch

SQL> alter system set service_names=prodcdb scope=both;

System altered.

SQL> show parameter service

NAME                                 TYPE        VALUE

------------------------------------ ----------- ------------------------------

service_names                        string      PRODCDB