IDM 14.5 Workflow email not getting triggered

Products

• CA Identity Manager

Issue/Introduction

Workflow email was not triggered and throws the following error

java.lang.NoClassDefFoundError: com/workpoint/server/ServerProperties
        at com.workpoint.queue.work.MailQWorker.B(Unknown Source)
        at com.workpoint.queue.work.MailQWorker.A(Unknown Source)
        at com.workpoint.queue.work.MailQWorker.run(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)

Environment

Identity Manager standalone 14.5 

Cause

Missing libraries in the classpath.

Resolution

1. Open /iam_im.ear/workflow.rar/META-INF/MANIFEST.MF

2. Add the following two lines at the end of the file:

wpServer.war/WEB-INF/lib/wpServer.jar
wpServer.war/WEB-INF/lib/groovy-3.0.8.jar

and make sure both jar files exist in the lib folder

3. Save the change, restart Wildfly