2 Replies Latest reply on Mar 12, 2010 12:38 PM by Shervin Asgari

    Regarding seam component error

    pavan kumar Newbie
      I get this exception I don't know how to solve. I am pretty sure it is a dumb mistake, but I can't see it.

      org.jboss.seam.InstantiationException: Could not instantiate Seam component: add
           at org.jboss.seam.Component.newInstance(Component.java:1962)
           at org.jboss.seam.Component.getInstance(Component.java:1865)
           at org.jboss.seam.Component.getInstance(Component.java:1832)
           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:72)
           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:184)
           at com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getValue(HtmlBasicInputRenderer.java:201)
           at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.getCurrentValue(HtmlBasicRenderer.java:284)
           at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeEnd(HtmlBasicRenderer.java:154)
           at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:861)
           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.DecorateRendererBase.doEncodeChildren(DecorateRendererBase.java:104)
           at org.jboss.seam.ui.util.cdk.RendererBase.encodeChildren(RendererBase.java:92)
           at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:837)
           at org.jboss.seam.ui.util.cdk.RendererBase.renderChild(RendererBase.java:186)
           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:837)
           at javax.faces.component.UIComponent.encodeAll(UIComponent.java:936)
           at javax.faces.render.Renderer.encodeChildren(Renderer.java:148)
           at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:837)
           at javax.faces.component.UIComponent.encodeAll(UIComponent.java:936)
           at javax.faces.component.UIComponent.encodeAll(UIComponent.java:942)
           at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:592)
           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:109)
           at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)
           at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:139)
           at javax.faces.webapp.FacesServlet.service(FacesServlet.java:266)
           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.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$FilterChainImpl.doFilter(SeamFilter.java:69)
           at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158)
           at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
           at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
           at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
           at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
           at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
           at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
           at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
           at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)
           at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432)
           at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
           at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
           at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
           at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
           at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
           at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
           at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
           at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
           at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)
           at java.lang.Thread.run(Unknown Source)
      Caused by: java.lang.NoSuchMethodException: org.jboss.seam.example.projectmanager1.AddUser.<init>()
           at java.lang.Class.getConstructor0(Unknown Source)
           at java.lang.Class.getConstructor(Unknown Source)
           at org.jboss.seam.Component.instantiateEntityBean(Component.java:1290)
           at org.jboss.seam.Component.instantiate(Component.java:1262)
           at org.jboss.seam.Component.newInstance(Component.java:1958)
           ... 76 more