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Jboss 6 - Linkage Error
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created by <a href="https://community.jboss.org/people/powerpuff">powerpuff</a> in <i>Beginner's Corner</i> - <a href="https://community.jboss.org/message/795289#795289">View the full discussion</a>
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<div class="jive-rendered-content"><p>I am trying to migrate my application from Jboss 4 to Jboss 6.</p><p>Its a web service application, which is using Axis2 implementation.</p><p>Below jars are reffered by Axis2</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>  <fileset id="axis.runtime.fileset" dir="${common.lib.dir}/axis2/1_4_1"></p><p>        <include name="axis2-kernel-1.4.1.jar"/></p><p>        <include name="axiom-api-1.2.7.jar"/></p><p>        <include name="axiom-impl-1.2.7.jar"/></p><p>        <include name="neethi-2.0.4.jar"/></p><p>        <include name="woden-api-1.0M8.jar"/></p><p>        <include name="woden-impl-dom-1.0M8.jar"/></p><p>        <include name="wsdl4j-1.6.2.jar"/></p><p>        <include name="xmlbeans-2.3.0.jar"/></p><p>        <include name="axis2-adb-1.4.1.jar"/></p><p>        <include name="XmlSchema-1.4.2.jar"/></p><p>        <include name="axis2-spring-1.4.1.jar"/></p><p>        <!--include name="stax-1.2.0.jar"/--></p><p>    </fileset></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>If i include stax-api jar in project build, it is failing during deployment. If i remove stax api jar from application build, i am able to deploy the application successfully but when i try to access the web services i get below linage error:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>[org.apache.axis2.transport.http.AxisServlet]  loader constraint violation in interface itable initialization: when resolving method "org.apache.axiom.om.impl.llom.OMStAXWrapper.getName()Ljavax/xml/namespace/QName;" the class loader (instance of org/jboss/classloader/spi/base/BaseClassLoader) of the current class, org/apache/axiom/om/impl/llom/OMStAXWrapper, and the class loader (instance of <bootloader>) for interface javax/xml/stream/XMLStreamReader have different Class objects for the type javax/xml/namespace/QName used in the signature: java.lang.LinkageError: loader constraint violation in interface itable initialization: when resolving method "org.apache.axiom.om.impl.llom.OMStAXWrapper.getName()Ljavax/xml/namespace/QName;" the class loader (instance of org/jboss/classloader/spi/base/BaseClassLoader) of the current class, org/apache/axiom/om/impl/llom/OMStAXWrapper, and the class loader (instance of <bootloader>) for interface javax/xml/stream/XMLStreamReader have different Class objects for the type javax/xml/namespace/QName used in the signature</p><p>        at org.apache.axiom.om.impl.llom.OMElementImpl.getXMLStreamReader(OMElementImpl.java:752) [:]</p><p>        at org.apache.axiom.om.impl.llom.OMElementImpl.getXMLStreamReaderWithoutCaching(OMElementImpl.java:726) [:]</p><p>        at com.fdc.valuelink.endpoint.ValueLinkTransactionMessageReceiverInOut.fromOM(Unknown Source) [:]</p><p>        at com.fdc.valuelink.endpoint.ValueLinkTransactionMessageReceiverInOut.invokeBusinessLogic(Unknown Source) [:]</p><p>        at org.apache.axis2.receivers.AbstractInOutMessageReceiver.invokeBusinessLogic(AbstractInOutMessageReceiver.java:40) [:]</p><p>        at org.apache.axis2.receivers.AbstractMessageReceiver.receive(AbstractMessageReceiver.java:100) [:]</p><p>        at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:176) [:]</p><p>        at org.apache.axis2.transport.http.HTTPTransportUtils.processHTTPPostRequest(HTTPTransportUtils.java:275) [:]</p><p>        at org.apache.axis2.transport.http.AxisServlet.doPost(AxisServlet.java:133) [:]</p><p>        at javax.servlet.http.HttpServlet.service(HttpServlet.java:754) [:1.0.0.Final]</p><p>        at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) [:1.0.0.Final]</p><p>        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:324) [:6.0.0.Final]</p><p>        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:242) [:6.0.0.Final]</p><p>        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275) [:6.0.0.Final]</p><p>        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) [:6.0.0.Final]</p><p>        at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:181) [:6.0.0.Final]</p><p>        at org.jboss.modcluster.catalina.CatalinaContext$RequestListenerValve.event(CatalinaContext.java:285) [:1.1.0.Final]</p><p>        at org.jboss.modcluster.catalina.CatalinaContext$RequestListenerValve.invoke(CatalinaContext.java:261) [:1.1.0.Final]</p><p>        at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:88) [:6.0.0.Final]</p><p>        at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:100) [:6.0.0.Final]</p><p>        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) [:6.0.0.Final]</p><p>        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) [:6.0.0.Final]</p><p>        at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158) [:6.0.0.Final]</p><p>        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) [:6.0.0.Final]</p><p>        at org.jboss.web.tomcat.service.request.ActiveRequestResponseCacheValve.invoke(ActiveRequestResponseCacheValve.java:53) [:6.0.0.Final]</p><p>        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:362) [:6.0.0.Final]</p><p>        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877) [:6.0.0.Final]</p><p>        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:654) [:6.0.0.Final]</p><p>        at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:951) [:6.0.0.Final]</p><p>        at java.lang.Thread.run(Thread.java:662) [:1.6.0_31]</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I have read in many posts that including stax api in application lib causes linkage error, here i dont have stax api jar in my application lib folder still its giving linkage error. i am using Java 6 on my server.</p><p>Can anyone please help in resolving this error?</p></div>
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