Exception occurs during kjar deployment

Issue

• Below exception is logged when we try to build project in RHPAM 7.0.2 release.

ERROR [io.undertow.request] (default task-60) UT005023: Exception handling request to /kie-server/services/rest/server/containers/testProj_1.0.1: org.jboss.resteasy.spi.UnhandledException: java.lang.RuntimeException: Invalid marshalling format [text/plain; charset=utf-8]

• When selecting any DEPLOYMENT UNITS in Execution Servers GUI, the link at the bottom of kie container is not shown and the exception above happens in server.log