When deploying dashbuilder-runtime.war on vanilla JBoss EAP 7.3, on startup, errai reports some error messages indicating it couldn't load some Java EE classes.
Sample server.log attached, error starts from line #176.
Discussing with engineering in mailing list:
https://mailman-int.corp.redhat.com/archives/jboss-support-droolsjbpm/2021-April/msg00135.html
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