MWS deployment of Analytic Engine 7.1.2 fails after upgrade

Hi
I had an environment of webMethods 7.1.1 in which I had configured and deployed the analytical engine, the prediction engine and data collector engine.
But after upgrading to 712, as per the upgrade documentation, I created a new environment but the deployment fails for analytic engine with the below errors (followed by the deployment success of data collector and prediction engine):

Error deploying logical server type “Analytic Engine v7.1.2.0” version “7.1.2.0” to host “”
Deployment Error: java.rmi.ConnectException: url = https://:15000/services/IRemoteConfiguration
One or more of the following configurations could not be deployed

System Identity
System Endpoint Registry
Membership management
JDBC alias configuration type “Analytic Repository” version “7.0.0.0”
JDBC alias configuration type “Common Directory Repository” version “7.1.0.0”
JDBC alias configuration type “Process History Repository” version “7.0.0.0”
JDBC alias configuration type “Process Model Repository” version “7.0.0.0”
JDBC alias configuration type “Process Work Repository” version “7.0.0.0”
JDBC pool configuration “Optimize”
Configuration type “Coherence Cache Configuration” version “7.0.0.0”
Configuration type “Cache Configuration” version “7.1.0.0”
Configuration type “Tangosol Coherence Configuration” version “7.1.0.0”
Configuration type “Lock Configuration” version “7.0.0.0”
Configuration type “Journal Logging” version “7.0.0.0”
.
.
.

successful deployment of data collector and prediction engine

Deployed logical server “Data Collection Services v7.1.2.0” version “7.1.2.0” to host “”
System Identity
System Endpoint Registry
Configuration type “Journal Logging” version “7.0.0.0”
Configuration type “DataCollector Settings” version “7.0.0.0”
Configuration type “JNDI Configuration” version “7.0.0.0”

Deployed logical server “Prediction Engine v7.1.2.0” version “7.1.2.0” to host “”
System Identity
System Endpoint Registry
JDBC alias configuration type “Analytic Repository” version “7.0.0.0”
JDBC pool configuration “Optimize”
Configuration type “Journal Logging” version “7.0.0.0”
Configuration type “Prediction Settings” version “7.0.0.0”
Configuration type “Database Settings” version “7.1.0.0”
Configuration type “JNDI Configuration” version “7.0.0.0”

What could’ve gone wrong with the upgrade for just the Analytic engine failing to deploy?