See Thread at: http://www.techienuggets.com/Detail?tx=15383 Posted on behalf of a User In the registration example, the validation is working but when proper data given and submitted the form getting the following excpetion. Any help highly appreciated!!!! HTTP Status 500 - -------------------------------------------------------------------------------- type Exception report message description The server encountered an internal error () that prevented it from fulfilling this request. exception javax.servlet.ServletException: Could not instantiate Seam component: register javax.faces.webapp.FacesServlet.service(FacesServlet.java:256) org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) root cause org.jboss.seam.InstantiationException: Could not instantiate Seam component: register org.jboss.seam.Component.newInstance(Component.java:1986) org.jboss.seam.Component.getInstance(Component.java:1876) org.jboss.seam.Component.getInstance(Component.java:1843) org.jboss.seam.Namespace.getComponentInstance(Namespace.java:55) org.jboss.seam.Namespace.getComponentInstance(Namespace.java:50) org.jboss.seam.el.SeamELResolver.resolveBase(SeamELResolver.java:166) org.jboss.seam.el.SeamELResolver.getValue(SeamELResolver.java:53) javax.el.CompositeELResolver.getValue(CompositeELResolver.java:53) com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:64) org.jboss.el.parser.AstIdentifier.getValue(AstIdentifier.java:44) org.jboss.el.parser.AstValue.getTarget(AstValue.java:34) org.jboss.el.parser.AstValue.invoke(AstValue.java:95) org.jboss.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:276) com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68) javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:77) com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:91) javax.faces.component.UICommand.broadcast(UICommand.java:383) org.ajax4jsf.component.AjaxViewRoot.processEvents(AjaxViewRoot.java:184) org.ajax4jsf.component.AjaxViewRoot.broadcastEvents(AjaxViewRoot.java:162) org.ajax4jsf.component.AjaxViewRoot.processApplication(AjaxViewRoot.java:350) com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:97) com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251) com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117) javax.faces.webapp.FacesServlet.service(FacesServlet.java:244) org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) root cause javax.naming.NameNotFoundException: RegisterAction not bound org.jnp.server.NamingServer.getBinding(NamingServer.java:529) org.jnp.server.NamingServer.getBinding(NamingServer.java:537) org.jnp.server.NamingServer.getObject(NamingServer.java:543) org.jnp.server.NamingServer.lookup(NamingServer.java:267) org.jnp.server.NamingServer.lookup(NamingServer.java:270) org.jnp.interfaces.NamingContext.lookup(NamingContext.java:667) org.jnp.interfaces.NamingContext.lookup(NamingContext.java:627) javax.naming.InitialContext.lookup(InitialContext.java:351) org.jboss.seam.Component.instantiateSessionBean(Component.java:1290) org.jboss.seam.Component.instantiate(Component.java:1276) org.jboss.seam.Component.newInstance(Component.java:1970) org.jboss.seam.Component.getInstance(Component.java:1876) org.jboss.seam.Component.getInstance(Component.java:1843) org.jboss.seam.Namespace.getComponentInstance(Namespace.java:55) org.jboss.seam.Namespace.getComponentInstance(Namespace.java:50) org.jboss.seam.el.SeamELResolver.resolveBase(SeamELResolver.java:166) org.jboss.seam.el.SeamELResolver.getValue(SeamELResolver.java:53) javax.el.CompositeELResolver.getValue(CompositeELResolver.java:53) com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:64) org.jboss.el.parser.AstIdentifier.getValue(AstIdentifier.java:44) org.jboss.el.parser.AstValue.getTarget(AstValue.java:34) org.jboss.el.parser.AstValue.invoke(AstValue.java:95) org.jboss.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:276) com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68) javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:77) com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:91) javax.faces.component.UICommand.broadcast(UICommand.java:383) org.ajax4jsf.component.AjaxViewRoot.processEvents(AjaxViewRoot.java:184) org.ajax4jsf.component.AjaxViewRoot.broadcastEvents(AjaxViewRoot.java:162) org.ajax4jsf.component.AjaxViewRoot.processApplication(AjaxViewRoot.java:350) com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:97) com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251) com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117) javax.faces.webapp.FacesServlet.service(FacesServlet.java:244) org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) note The full stack trace of the root cause is available in the JBossWeb/2.0.1.GA logs. -------------------------------------------------------------------------------- JBossWeb/2.0.1.GA In Response To: I have a stateless session bean called UploadService that handles file uploads. I was able to use it with no problems for days till I added few setters/getters and a method to scale the uploaded image. After login and once a reference of uploadService is encountered, an instantiation exception is thrown that is caused by " IllegalAccessError: class XYZ cannot access its superinterface com.truerunes.core.Upload" | 23:09:17,761 ERROR [STDERR] Oct 12, 2007 11:09:17 PM com.sun.facelets.FaceletViewHandler handleRenderException | SEVERE: Error Rendering View[/artwork.xhtml] | org.jboss.seam.InstantiationException: Could not instantiate Seam component: uploadService | at org.jboss.seam.Component.newInstance(Component.java:1971) | at org.jboss.seam.Component.getInstance(Component.java:1874) | at org.jboss.seam.Component.getInstance(Component.java:1841) | at org.jboss.seam.Namespace.getComponentInstance(Namespace.java:55) | at org.jboss.seam.Namespace.getComponentInstance(Namespace.java:50) | at org.jboss.seam.el.SeamELResolver.resolveBase(SeamELResolver.java:166) | at org.jboss.seam.el.SeamELResolver.getValue(SeamELResolver.java:53) | at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:53) | at com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:64) | at org.jboss.el.parser.AstIdentifier.getValue(AstIdentifier.java:44) | at org.jboss.el.parser.AstValue.getValue(AstValue.java:63) | at org.jboss.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186) | at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71) | at javax.faces.component.UIOutput.getValue(UIOutput.java:173) | at com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getValue(HtmlBasicInputRenderer.java:189) | at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.getCurrentValue(HtmlBasicRenderer.java:320) | at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeEnd(HtmlBasicRenderer.java:200) | at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:836) | at org.jboss.seam.ui.util.cdk.RendererBase.renderChild(RendererBase.java:190) | at org.jboss.seam.ui.util.cdk.RendererBase.renderChildren(RendererBase.java:166) | at org.jboss.seam.ui.renderkit.ValidateAllRendererBase.doEncodeChildren(ValidateAllRendererBase.java:33) | at org.jboss.seam.ui.util.cdk.RendererBase.encodeChildren(RendererBase.java:92) | at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:812) | at javax.faces.component.UIComponent.encodeAll(UIComponent.java:886) | at javax.faces.render.Renderer.encodeChildren(Renderer.java:137) | at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:812) | at javax.faces.component.UIComponent.encodeAll(UIComponent.java:886) | at javax.faces.component.UIComponent.encodeAll(UIComponent.java:892) | at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:577) | at org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:108) | at org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:216) | at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:106) | at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251) | at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:144) | at javax.faces.webapp.FacesServlet.service(FacesServlet.java:245) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) | at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83) | at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:85) | at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) | at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64) | at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) | at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:44) | at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) | at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:73) | at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141) | at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281) | at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:60) | at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) | at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58) | at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) | at org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:68) | at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) | at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:150) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) | at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) | at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) | at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) | at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) | at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) | at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179) | at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:433) | at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) | at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) | at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104) | at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157) | at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) | at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241) | at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) | at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:580) | at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) | at java.lang.Thread.run(Thread.java:619) | Caused by: java.lang.RuntimeException: by java.lang.IllegalAccessError: class org.javassist.tmp.java.lang.Object_$$_javassist_7 cannot access its superinterface com.truerunes.core.Upload | at org.jboss.seam.util.ProxyFactory.createClass(ProxyFactory.java:190) | at org.jboss.seam.Component.createProxyFactory(Component.java:2261) | at org.jboss.seam.Component.getProxyFactory(Component.java:1376) | at org.jboss.seam.Component.wrap(Component.java:1367) | at org.jboss.seam.Component.instantiateSessionBean(Component.java:1289) | at org.jboss.seam.Component.instantiate(Component.java:1274) | at org.jboss.seam.Component.newInstance(Component.java:1967) | ... 72 more | Caused by: javassist.CannotCompileException: by java.lang.IllegalAccessError: class org.javassist.tmp.java.lang.Object_$$_javassist_7 cannot access its superinterface com.truerunes.core.Upload | at javassist.util.proxy.FactoryHelper.toClass(FactoryHelper.java:165) | at org.jboss.seam.util.ProxyFactory.createClass(ProxyFactory.java:186) | ... 78 more | Caused by: java.lang.IllegalAccessError: class org.javassist.tmp.java.lang.Object_$$_javassist_7 cannot access its superinterface com.truerunes.core.Upload | at java.lang.ClassLoader.defineClass1(Native Method) | at java.lang.ClassLoader.defineClass(ClassLoader.java:620) | at sun.reflect.GeneratedMethodAccessor100.invoke(Unknown Source) | at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) | at java.lang.reflect.Method.invoke(Method.java:597) | at javassist.util.proxy.FactoryHelper.toClass2(FactoryHelper.java:177) | at javassist.util.proxy.FactoryHelper.toClass(FactoryHelper.java:159) | | @Local | interface Upload { | byte[] getData(); | void setData(byte[] data); | String getContentType(); | void setContentType(String contentType); | String getFileName(); | void setFileName(String fileName); | String getTitle(); | void setTitle(String title); | int getSize(); | void setSize(int size); | void upload(); | } | I did not include the scale code since it is a bit verbose and might be irrelevant to the problem. However, you can find the imports used: | import java.awt.Graphics2D; | import java.awt.RenderingHints; | import java.awt.Transparency; | import java.awt.image.BufferedImage; | import java.io.ByteArrayInputStream; | import java.io.ByteArrayOutputStream; | import java.io.IOException; | import java.io.InputStream; | import java.io.OutputStream; | import java.util.Date; | | import javax.ejb.Stateless; | import javax.imageio.ImageIO; | import javax.persistence.EntityManager; | | import org.jboss.seam.annotations.Factory; | import org.jboss.seam.annotations.In; | import org.jboss.seam.annotations.Logger; | import org.jboss.seam.annotations.Name; | import org.jboss.seam.annotations.Out; | import org.jboss.seam.annotations.security.Restrict; | import org.jboss.seam.log.Log; | | @Stateless | @Name("uploadService") | public class UploadService implements Upload { | | @Logger Log log; | | @In(create = true, value = "entityManager") | private EntityManager em; | | private byte[] data; | private String contentType; | private String fileName; | private String title; | private int size; | | // setters/getters omitted. | | @Restrict("#{s:hasRole('gsadmin')}") | public void upload() { | } | | private byte[] scale(){ | } | } | here is the page that references the uploadService component: | <h:form id="registration-form" enctype="multipart/form-data"> | <span class="error"><h:messages globalOnly="true"/></span> | <s:validateAll> | <fieldset> | <legend>Enter file to upload</legend> | <div> | <h:outputLabel for="title" value="Title"/> | <h:inputText styleClass="input-field" id="title" required="true" | value="#{uploadService.title}" size="40" maxlength="40"/> | <h:message styleClass="error" for="title"/> | </div> | <div> | <h:outputLabel for="artwork" value="Artwork"/> | <s:fileUpload id="artwork" styleClass="input-field" | data="#{uploadService.data}" accept="image/*" | contentType="#{uploadService.contentType}" | fileName="#{uploadService.fileName}" fileSize="#{uploadService.size}" | size="40" maxlength="40" required="true"/> | <h:message styleClass="error" for="artwork"/> | </div> | </fieldset> | | <div class="submit-buttons"> | <h:commandButton value="Upload" | action="#{uploadService.upload}" id="registerButton"/> | </div> | </s:validateAll> | </h:form> | I tried updating from JDK 5 to JDK 6, rebuilding and removing the old deployed archive but the problem is still there.