EAP quickstart 'messaging-clustering-singleton' shows 3 errors in the jboss-ejb3.xml file after import:

• Referenced file contains errors (jar:file:/Applications/codereadystudio-eap-8/studio/codereadystudio.app/Contents/Eclipse/plugins/org.jboss.tools.as.catalog_3.7.0.v20190624-1620.jar!/schema/xsd/jboss-ejb-delivery-active_1_1.xsd). For more information, right click on the message in the Problems View and select "Show Details..."
• Referenced file contains errors (jar:file:/Applications/codereadystudio-eap-8/studio/codereadystudio.app/Contents/Eclipse/plugins/org.jboss.tools.as.catalog_3.7.0.v20190624-1620.jar!/schema/xsd/jboss-ejb3-2_0.xsd). For more information, right click on the message in the Problems View and select "Show Details..."
• Referenced file contains errors (jar:file:/Applications/codereadystudio-eap-8/studio/codereadystudio.app/Contents/Eclipse/plugins/org.jboss.tools.as.catalog_3.7.0.v20190624-1620.jar!/schema/xsd/jboss-ejb3-spec-2_0.xsd). For more information, right click on the message in the Problems View and select "Show Details..."