Employee Rostering pod cannot start due to missing datasource

Employee Rostering pod cannot start on OpenShift due to missing datasource (see below). I wonder if this issue might be connected to the recent update to UBI-8 images.

10:57:08,632 ERROR [org.jboss.as.controller.management-operation] (Controller Boot Thread) WFLYCTL0013: Operation ("deploy") failed - address: ([("deployment" => "ROOT.war")]) - failure description: {
"WFLYCTL0412: Required services that are not installed:" => ["jboss.naming.context.java.jboss.datasources.optaweb"],
"WFLYCTL0180: Services with missing/unavailable dependencies" => [
"jboss.persistenceunit.\"ROOT.war#optaweb-employee-rostering-persistence-unit\"._FIRST_PHASE_ is missing [jboss.naming.context.java.jboss.datasources.optaweb]",
"jboss.persistenceunit.\"ROOT.war#optaweb-employee-rostering-persistence-unit\" is missing [jboss.naming.context.java.jboss.datasources.optaweb]"
]
}
10:57:08,634 ERROR [org.jboss.as.controller.management-operation] (Controller Boot Thread) WFLYCTL0013: Operation ("add") failed - address: ([
("subsystem" => "datasources"),
("xa-data-source" => "rhdm-RHDM")
]) - failure description: "WFLYJCA0069: At least one xa-datasource-property is required for an xa-datasource"
10:57:08,641 INFO [org.jboss.as.server] (ServerService Thread Pool – 43) WFLYSRV0010: Deployed "ROOT.war" (runtime-name : "ROOT.war")
10:57:08,643 INFO [org.jboss.as.controller] (Controller Boot Thread) WFLYCTL0183: Service status report
WFLYCTL0184: New missing/unsatisfied dependencies:
service jboss.naming.context.java.jboss.datasources.optaweb (missing) dependents: service jboss.persistenceunit."ROOT.war#optaweb-employee-rostering-persistence-unit", service jboss.persistenceunit."ROOT.war#optaweb-employee-rostering-persistence-unit".__FIRST_PHASE__
WFLYCTL0448: 34 additional services are down due to their dependencies being missing or failed