When importing Wildfly quickstarts from https://github.com/wildfly/quickstart (master branch), there are still several validation errors:
Description Resource Path Location Type cvc-complex-type.2.4.a: Invalid content was found starting with element 'iiop:iiop'. One of '{"http://java.sun.com/xml/ns/javaee":security-role, "http://java.sun.com/xml/ns/javaee":method-permission, "http://java.sun.com/xml/ns/javaee":container-transaction, "http://java.sun.com/xml/ns/javaee":interceptor-binding, "http://java.sun.com/xml/ns/javaee":message-destination, "http://java.sun.com/xml/ns/javaee":exclude-list, "http://java.sun.com/xml/ns/javaee":application-exception, "http://java.sun.com/xml/ns/javaee":assembly-descriptor-entry}' is expected. jboss-ejb3.xml /wildfly-jts-application-component-2/src/main/resources/META-INF line 28 XML Problem cvc-complex-type.2.4.a: Invalid content was found starting with element 'jee:interceptor-binding'. One of '{"http://java.sun.com/xml/ns/javaee":description, "http://java.sun.com/xml/ns/javaee":ejb-name}' is expected. jboss-ejb3.xml /wildfly-ejb-security-interceptors/src/main/resources/META-INF line 26 XML Problem cvc-complex-type.2.4.a: Invalid content was found starting with element 'jee:interceptor-binding'. One of '{"http://java.sun.com/xml/ns/javaee":description, "http://java.sun.com/xml/ns/javaee":ejb-name}' is expected. jboss-ejb3.xml /wildfly-ejb-security-plus/src/main/resources/META-INF line 26 XML Problem cvc-elt.1: Cannot find the declaration of element 'jboss'. jboss-ejb3.xml /wildfly-ejb-security-interceptors/src/main/resources/META-INF line 20 XML Problem cvc-elt.1: Cannot find the declaration of element 'jboss'. jboss-ejb3.xml /wildfly-ejb-security-plus/src/main/resources/META-INF line 20 XML Problem Endorsed directory '/home/jpeterka/data/repo/github.com/wildfly/quickstart/ejb-multi-server/app-main/web/target/endorsed' is missing. You may need to a perform a Maven command line build in order to create it. pom.xml /jboss-ejb-multi-server-app-main-web line 110 Maven Configuration Problem Referenced file contains errors (jar:file:/home/jpeterka/data/ide/test/jbds8cr2/studio/plugins/org.jboss.tools.as.catalog_3.0.0.CR2-v20141003-1627-B87.jar!/schema/xsd/jboss-ejb3-2_0.xsd). For more information, right click on the message in the Problems View and select "Show Details..." jboss-ejb3.xml /jboss-ejb-multi-server-app-one-ejb/src/main/resources/META-INF line 1 XML Problem Referenced file contains errors (jar:file:/home/jpeterka/data/ide/test/jbds8cr2/studio/plugins/org.jboss.tools.as.catalog_3.0.0.CR2-v20141003-1627-B87.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..." jboss-ejb3.xml /wildfly-ejb-security-interceptors/src/main/resources/META-INF line 1 XML Problem Referenced file contains errors (jar:file:/home/jpeterka/data/ide/test/jbds8cr2/studio/plugins/org.jboss.tools.as.catalog_3.0.0.CR2-v20141003-1627-B87.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..." jboss-ejb3.xml /wildfly-ejb-security-plus/src/main/resources/META-INF line 1 XML Problem