12.2 E-Business Suite ADOP Patching Fails Due To ETCC Error During The Apply Phase ‘ [ERROR] ETCC not run in the database node

E-Business Suite 12.2.x, Online Patching ADOP Utilities issues

ETCC errors when applying a patch in Apply phase.

Receiving an ETCC error while executing the following ADOP command:

$ adop phase=apply apply_mode=downtime patches=xxxxxxxxx

ERROR

Validating credentials.