Unexpected element '{urn:jboss:domain:1.7}socket-bindings' encountered [Host Controller] at org.jboss.as.controller.parsing.ParseUtils.unexpectedElement(ParseUtils.java:86) [jboss-as-controller-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]

Issue

• Unable to start Host-controller.
• Domain failed to start during the start of slave server configured in host-controller
• javax.xml.stream.XMLStreamException received in server.log during domain start-up .

[Host Controller] 11:31:49,792 ERROR [org.jboss.as.host.controller] (Controller Boot Thread) JBAS010932: Caught exception during boot: org.jboss.as.controller.persistence.ConfigurationPersistenceException: JBAS014676: Failed to parse configuration
[Host Controller]       at org.jboss.as.controller.persistence.XmlConfigurationPersister.load(XmlConfigurationPersister.java:141) [jboss-as-controller-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
[Host Controller]       at org.jboss.as.host.controller.HostControllerConfigurationPersister.load(HostControllerConfigurationPersister.java:185) [jboss-as-host-controller-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
[Host Controller]       at org.jboss.as.host.controller.DomainModelControllerService.boot(DomainModelControllerService.java:417) [jboss-as-host-controller-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
[Host Controller]       at org.jboss.as.controller.AbstractControllerService$1.run(AbstractControllerService.java:263) [jboss-as-controller-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
[Host Controller]       at java.lang.Thread.run(Thread.java:748) [rt.jar:1.8.0_131]
[Host Controller] Caused by: javax.xml.stream.XMLStreamException: ParseError at [row,col]:[92,13]
[Host Controller] Message: JBAS014789: Unexpected element '{urn:jboss:domain:1.7}socket-bindings' encountered
[Host Controller]       at org.jboss.as.controller.parsing.ParseUtils.unexpectedElement(ParseUtils.java:86) [jboss-as-controller-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
[Host Controller]       at org.jboss.as.host.controller.parsing.HostXml.parseServers_1_2(HostXml.java:1596) [jboss-as-host-controller-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
[Host Controller]       at org.jboss.as.host.controller.parsing.HostXml.readHostElement_1_1(HostXml.java:462) [jboss-as-host-controller-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
[Host Controller]       at org.jboss.as.host.controller.parsing.HostXml.readElement(HostXml.java:145) [jboss-as-host-controller-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
[Host Controller]       at org.jboss.as.host.controller.parsing.HostXml.readElement(HostXml.java:116) [jboss-as-host-controller-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
[Host Controller]       at org.jboss.staxmapper.XMLMapperImpl.processNested(XMLMapperImpl.java:110) [staxmapper-1.1.0.Final-redhat-3.jar:1.1.0.Final-redhat-3]
[Host Controller]       at org.jboss.staxmapper.XMLMapperImpl.parseDocument(XMLMapperImpl.java:69) [staxmapper-1.1.0.Final-redhat-3.jar:1.1.0.Final-redhat-3]
[Host Controller]       at org.jboss.as.controller.persistence.XmlConfigurationPersister.load(XmlConfigurationPersister.java:133) [jboss-as-controller-7.5.0.Final-redhat-21.jar:7.5.0.Final-redhat-21]
[Host Controller]       ... 4 more
[Host Controller]
[Host Controller] 11:31:49,795 FATAL [org.jboss.as.host.controller] (Controller Boot Thread) JBAS010933: Host Controller boot has failed in an unrecoverable manner; exiting. See previous messages for details.