Warning: Service Manager communication could not be established in secure mode!
Outdated Service Manager in use or Service Manager with missing CAPKI installation.
cause: Configuration setting to be enabled.
Release : 12.3
Component : AUTOMATION ENGINE
Installing CAPKI will resolve the issue.
If you dont want to use CAPKI, they can follow the below settings.
Set the SMGR_SUPPORT_LEGACY_SECURITY in UC_SYSTEM_SETTINGS to Y