Not able to Install Orbeon Websphere

I just downloaded Orbeon war and tried to install orbeon.war into IBM Websphere, i am getting below error,

EJPPC0005E: portlet.xml validation caught a SAXException. Error: cvc-complex-type.2.4.a: Invalid content was found starting with element 'filter'. One of '{"http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd":filter-mapping, "http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd":default-namespace, "http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd":event-definition, "http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd":public-render-parameter, "http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd":listener, "http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd":container-runtime-option}' is expected.

Please help.

Hi Vedha,

Are you using WebSphere Portal?

I am asking as while Orbeon Forms can be deployed as a web app on WebSphere Application Server (WAS), deploying Orbeon Forms as a portlet on WebSphere Portal isn't currently supported.

Alex