NoSuchMethodError Exception on webapp deployment on tomcat

Code built on TRUNK rev 909292

Exception log:
INFO: Installing filter...
Feb 12, 2010 3:12:28 PM org.apache.catalina.startup.HostConfig deployWAR
INFO: Deploying web application archive photark.war
log4j:WARN No appenders could be found for logger (org.apache.commons.digester.Digester.sax).
log4j:WARN Please initialize the log4j system properly.
Feb 12, 2010 3:12:28 PM org.apache.tuscany.sca.node.impl.NodeImpl start
INFO: Starting node: photark domain: tuscany.apache.org
Feb 12, 2010 3:12:28 PM org.apache.tuscany.sca.node.impl.NodeFactoryImpl loadContributions
INFO: Loading contribution: file:/c:/tomcat55/webapps/photark/
Feb 12, 2010 3:12:29 PM org.apache.tuscany.sca.contribution.processor.DefaultValidatingXMLInputFactory [] (org.apache.xerces.impl.xs.XMLSchemaLoader.loadGrammar([Lorg/apache/xerces/xni/parser/XMLInputSource;)V)
SEVERE: org.apache.xerces.impl.xs.XMLSchemaLoader.loadGrammar([Lorg/apache/xerces/xni/parser/XMLInputSource;)V
java.lang.NoSuchMethodError: org.apache.xerces.impl.xs.XMLSchemaLoader.loadGrammar([Lorg/apache/xerces/xni/parser/XMLInputSource;)V
at org.apache.xerces.jaxp.validation.XMLSchemaFactory.newSchema(Unknown Source)
at org.apache.tuscany.sca.contribution.processor.DefaultValidatingXMLInputFactory$1.run(DefaultValidatingXMLInputFactory.java:214)
at org.apache.tuscany.sca.contribution.processor.DefaultValidatingXMLInputFactory$1.run(DefaultValidatingXMLInputFactory.java:1)
at java.security.AccessController.doPrivileged(Native Method)
at org.apache.tuscany.sca.contribution.processor.DefaultValidatingXMLInputFactory.initializeSchemas(DefaultValidatingXMLInputFactory.java:212)
at org.apache.tuscany.sca.contribution.processor.DefaultValidatingXMLInputFactory.createXMLStreamReader(DefaultValidatingXMLInputFactory.java:350)
at org.apache.tuscany.sca.definitions.xml.DefinitionsDocumentProcessor.read(DefinitionsDocumentProcessor.java:115)
at org.apache.tuscany.sca.definitions.xml.DefinitionsDocumentProcessor.read(DefinitionsDocumentProcessor.java:1)
at org.apache.tuscany.sca.contribution.processor.DefaultURLArtifactProcessorExtensionPoint$LazyURLArtifactProcessor.read(DefaultURLArtifactProcessorExtensionPoint.java:288)
at org.apache.tuscany.sca.definitions.xml.DefaultDefinitionsExtensionPoint.getDefinitions(DefaultDefinitionsExtensionPoint.java:110)
at org.apache.tuscany.sca.deployment.impl.DeployerImpl.loadSystemContribution(DeployerImpl.java:292)
at org.apache.tuscany.sca.deployment.impl.DeployerImpl.init(DeployerImpl.java:278)
at org.apache.tuscany.sca.deployment.impl.DeployerImpl.loadContribution(DeployerImpl.java:520)
at org.apache.tuscany.sca.node.impl.NodeFactoryImpl.loadContributions(NodeFactoryImpl.java:295)
at org.apache.tuscany.sca.node.impl.NodeImpl.start(NodeImpl.java:133)
at org.apache.tuscany.sca.host.webapp.ServletHostHelper.createNode(ServletHostHelper.java:177)
at org.apache.tuscany.sca.host.webapp.ServletHostHelper.init(ServletHostHelper.java:124)
at org.apache.tuscany.sca.host.webapp.TuscanyServletFilter.init(TuscanyServletFilter.java:63)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:221)
at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:302)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:78)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3635)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4222)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:760)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:740)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:544)
at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:831)
at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:720)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:490)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1149)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1022)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:736)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1014)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at org.apache.catalina.core.StandardService.start(StandardService.java:448)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:700)
at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:295)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:433)
Feb 12, 2010 3:12:30 PM org.apache.tuscany.sca.host.webapp.TuscanyServletFilter init
SEVERE: java.lang.NoSuchMethodError: org.apache.xerces.impl.xs.XMLSchemaLoader.loadGrammar([Lorg/apache/xerces/xni/parser/XMLInputSource;)V
java.lang.IllegalStateException: java.lang.NoSuchMethodError: org.apache.xerces.impl.xs.XMLSchemaLoader.loadGrammar([Lorg/apache/xerces/xni/parser/XMLInputSource;)V
at org.apache.tuscany.sca.node.impl.NodeImpl.start(NodeImpl.java:176)
at org.apache.tuscany.sca.host.webapp.ServletHostHelper.createNode(ServletHostHelper.java:177)
at org.apache.tuscany.sca.host.webapp.ServletHostHelper.init(ServletHostHelper.java:124)
at org.apache.tuscany.sca.host.webapp.TuscanyServletFilter.init(TuscanyServletFilter.java:63)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:221)
at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:302)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:78)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3635)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4222)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:760)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:740)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:544)
at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:831)
at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:720)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:490)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1149)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1022)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:736)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1014)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at org.apache.catalina.core.StandardService.start(StandardService.java:448)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:700)
at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:295)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:433)
Caused by: java.lang.NoSuchMethodError: org.apache.xerces.impl.xs.XMLSchemaLoader.loadGrammar([Lorg/apache/xerces/xni/parser/XMLInputSource;)V
at org.apache.xerces.jaxp.validation.XMLSchemaFactory.newSchema(Unknown Source)
at org.apache.tuscany.sca.contribution.processor.DefaultValidatingXMLInputFactory$1.run(DefaultValidatingXMLInputFactory.java:214)
at org.apache.tuscany.sca.contribution.processor.DefaultValidatingXMLInputFactory$1.run(DefaultValidatingXMLInputFactory.java:1)
at java.security.AccessController.doPrivileged(Native Method)
at org.apache.tuscany.sca.contribution.processor.DefaultValidatingXMLInputFactory.initializeSchemas(DefaultValidatingXMLInputFactory.java:212)
at org.apache.tuscany.sca.contribution.processor.DefaultValidatingXMLInputFactory.createXMLStreamReader(DefaultValidatingXMLInputFactory.java:350)
at org.apache.tuscany.sca.definitions.xml.DefinitionsDocumentProcessor.read(DefinitionsDocumentProcessor.java:115)
at org.apache.tuscany.sca.definitions.xml.DefinitionsDocumentProcessor.read(DefinitionsDocumentProcessor.java:1)
at org.apache.tuscany.sca.contribution.processor.DefaultURLArtifactProcessorExtensionPoint$LazyURLArtifactProcessor.read(DefaultURLArtifactProcessorExtensionPoint.java:288)
at org.apache.tuscany.sca.definitions.xml.DefaultDefinitionsExtensionPoint.getDefinitions(DefaultDefinitionsExtensionPoint.java:110)
at org.apache.tuscany.sca.deployment.impl.DeployerImpl.loadSystemContribution(DeployerImpl.java:292)
at org.apache.tuscany.sca.deployment.impl.DeployerImpl.init(DeployerImpl.java:278)
at org.apache.tuscany.sca.deployment.impl.DeployerImpl.loadContribution(DeployerImpl.java:520)
at org.apache.tuscany.sca.node.impl.NodeFactoryImpl.loadContributions(NodeFactoryImpl.java:295)
at org.apache.tuscany.sca.node.impl.NodeImpl.start(NodeImpl.java:133)
... 30 more
Feb 12, 2010 3:12:30 PM org.apache.catalina.core.StandardContext start
SEVERE: Error filterStart
Feb 12, 2010 3:12:31 PM org.apache.catalina.core.StandardContext start
SEVERE: Context [/photark] startup failed due to previous errors
WARN: The method class org.apache.commons.logging.impl.SLF4FLogFactory#release() was invoked.
WARN: Please see http://www.slf4j.org/codes.html for an explanation.
Feb 12, 2010 3:12:31 PM org.apache.coyote.http11.Http11BaseProtocol start
INFO: Starting Coyote HTTP/1.1 on http-8080
Feb 12, 2010 3:12:31 PM org.apache.jk.common.ChannelSocket init
INFO: JK: ajp13 listening on /0.0.0.0:8009
Feb 12, 2010 3:12:31 PM org.apache.jk.server.JkMain start
INFO: Jk running ID=0 time=0/16 config=null
Feb 12, 2010 3:12:31 PM org.apache.catalina.storeconfig.StoreLoader load
INFO: Find registry server-registry.xml at classpath resource
Feb 12, 2010 3:12:31 PM org.apache.catalina.startup.Catalina start
INFO: Server startup in 3937 ms