Hello Shane Bryzak! Thank you for advice! Is "Turn debug on in Seam remoting" to be added to the property of cxml debugging as follows? It becomes an error though jboss-seam-debug.jar is added to the classpath, and it Deproied it. Are other settings necessary? Excuse me, may I have advice in a rudimentary question? <components> | <component name="org.jboss.seam.core.init"> | <property name="debug">true</property> | <property name="myFacesLifecycleBug">true</property> | <property name="jndiPattern">ks/#{ejbName}/local</property> | </component> | | <component class="org.jboss.seam.core.Ejb" installed="false"/> | </components> Caused by: java.lang.NoClassDefFoundError: com/sun/facelets/compiler/Compiler | at java.lang.Class.getDeclaredConstructors0(Native Method) | at java.lang.Class.privateGetDeclaredConstructors(Class.java:2328) | at java.lang.Class.getConstructor0(Class.java:2640) | at java.lang.Class.newInstance0(Class.java:321) | at java.lang.Class.newInstance(Class.java:303) | at org.apache.myfaces.shared_impl.util.ClassUtils.newInstance(ClassUtils | .java:274) | ... 95 more View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3983397#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...