ZDU to 21.0 - Analytics backend will not start

Products

• CA Automic Workload Automation - Automation Engine

Issue/Introduction

Analytics backend agent won't start; log shows:

Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.automic.analytics.backend.data.ae.collector.AhSqlAdapter]: Constructor threw exception; nested exception is java.lang.IllegalArgumentException: Version 'VERSI_V21_0' is not supported. Supported versions: [VERSI_V11, VERSI_V12, VERSI_V10]
 at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:182)
 at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:117)
 at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:276)
 ... 30 common frames omitted
Caused by: java.lang.IllegalArgumentException: Version 'VERSI_V21_0' is not supported. Supported versions: [VERSI_V11, VERSI_V12, VERSI_V10]

Environment

Release : 21.0.2

Component :

Resolution

Analytics connecting to 21.0 needs to be the version 21.0 analytics, even during a ZDU.  The documentation discusses this here: https://docs.automic.com/documentation/webhelp/english/ALL/components/DOCU/21.0/Automic%20Automation%20Guides/Content/Analytics/ANOP_Install/Aaas_Upgrading.htm#link1