Your backing bean is null or something is null in your _expression_ chain.
 


 
On 10/26/06, Bjørn T Johansen <[EMAIL PROTECTED]> wrote:
Using myfaces 1.1.4 I get the following exception when I submit a page using onchange event on a drop down box with a connected
valueChangeListener...:

java.lang.IllegalArgumentException: Value is no String (class=java.lang.Integer, value=0) and component content:formOrder:logfortrykk_ansvarligwith path: {Component-Path : [Class: javax.faces.component.UIViewRoot ,ViewId: /protected/log/fortrykk.jsp][Class: javax.faces.component.html.HtmlPanelGrid,Id: _idJsp0][Class: javax.faces.component.UIColumn,Id: _idJsp27][Class: javax.faces.component.UINamingContainer,Id: content][Class: javax.faces.component.html.HtmlForm ,Id: formOrder][Class: com.exadel.htmLib.components.UITable,Id: _idJsp28][Class: javax.faces.component.html.HtmlPanelGroup,Id: _idJsp29][Class: com.exadel.htmLib.components.UITr,Id: _idJsp51][Class: com.exadel.htmLib.components.UITd ,Id: _idJsp54][Class: javax.faces.component.html.HtmlSelectOneMenu,Id: logfortrykk_ansvarlig]} does not have a Converter
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.getConvertedStringValue(RendererUtils.java :536)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.getConvertedStringValue(RendererUtils.java:555)
       at org.apache.myfaces.shared_impl.renderkit.html.HtmlRendererUtils.renderSelectOptions(HtmlRendererUtils.java :398)
       at org.apache.myfaces.shared_impl.renderkit.html.HtmlRendererUtils.internalRenderSelect(HtmlRendererUtils.java:298)
       at org.apache.myfaces.shared_impl.renderkit.html.HtmlRendererUtils.renderMenu(HtmlRendererUtils.java :252)
       at org.apache.myfaces.shared_impl.renderkit.html.HtmlMenuRendererBase.encodeEnd(HtmlMenuRendererBase.java:54)
       at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:536)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChild(RendererUtils.java:442)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChildren(RendererUtils.java:419)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChild (RendererUtils.java:440)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChildren(RendererUtils.java:419)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChild(RendererUtils.java :440)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChildren(RendererUtils.java:419)
       at org.apache.myfaces.shared_impl.renderkit.html.HtmlGroupRendererBase.encodeEnd(HtmlGroupRendererBase.java :75)
       at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:536)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChild(RendererUtils.java:442)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChildren (RendererUtils.java:419)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChild(RendererUtils.java:440)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChildren(RendererUtils.java :419)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChild(RendererUtils.java:440)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChildren(RendererUtils.java:419)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChild(RendererUtils.java:440)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChildren(RendererUtils.java:419)
       at org.apache.myfaces.shared_impl.renderkit.RendererUtils.renderChild (RendererUtils.java:440)
       at org.apache.myfaces.shared_impl.renderkit.html.HtmlGridRendererBase.renderChildren(HtmlGridRendererBase.java:216)
       at org.apache.myfaces.shared_impl.renderkit.html.HtmlGridRendererBase.encodeEnd (HtmlGridRendererBase.java:98)
       at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:536)
       at javax.faces.webapp.UIComponentTag.encodeEnd(UIComponentTag.java:495)
       at javax.faces.webapp.UIComponentTag.doEndTag (UIComponentTag.java:363)
       at org.apache.myfaces.shared_impl.taglib.UIComponentBodyTagBase.doEndTag(UIComponentBodyTagBase.java:54)
       at org.apache.jsp.protected_.index_005ft_jsp._jspx_meth_h_panelGrid_0(index_005ft_jsp.java:272)
       at org.apache.jsp.protected_.index_005ft_jsp._jspx_meth_f_view_0(index_005ft_jsp.java:141)
       at org.apache.jsp.protected_.index_005ft_jsp._jspService(index_005ft_jsp.java:98)
       at org.apache.jasper.runtime.HttpJspBase.service (HttpJspBase.java:97)
       at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
       at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:334)
       at org.apache.jasper.servlet.JspServlet.serviceJspFile (JspServlet.java:314)
       at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
       at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
       at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:252)
       at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
       at no.havleik.dt.security.AuthFilter.doFilter(AuthFilter.java:83)
       at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
       at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
       at org.apache.catalina.core.ApplicationDispatcher.invoke (ApplicationDispatcher.java:672)
       at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:463)
       at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java :398)
       at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)
       at org.apache.myfaces.context.servlet.ServletExternalContextImpl.dispatch(ServletExternalContextImpl.java :416)
       at org.apache.myfaces.tomahawk.application.jsp.JspTilesViewHandlerImpl.dispatch(JspTilesViewHandlerImpl.java:233)
       at org.apache.myfaces.tomahawk.application.jsp.JspTilesViewHandlerImpl.renderView (JspTilesViewHandlerImpl.java:219)
       at org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:384)
       at javax.faces.webapp.FacesServlet.service(FacesServlet.java:138)
       at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:252)
       at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
       at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java :144)
       at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
       at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
       at no.havleik.dt.security.AuthFilter.doFilter(AuthFilter.java:83)
       at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
       at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:173)
       at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
       at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java :178)
       at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
       at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
       at org.apache.catalina.core.StandardEngineValve.invoke (StandardEngineValve.java:107)
       at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
       at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:199)
       at org.apache.jk.common.HandlerRequest.invoke (HandlerRequest.java:282)
       at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:767)
       at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:697)
       at org.apache.jk.common.ChannelSocket$SocketConnection.runIt (ChannelSocket.java:889)
       at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
       at java.lang.Thread.run(Thread.java:595)

javax.servlet.ServletException: Value is no String (class= java.lang.Integer, value=0) and component content:formOrder:logfortrykk_ansvarligwith path: {Component-Path : [Class: javax.faces.component.UIViewRoot,ViewId: /protected/log/fortrykk.jsp][Class: javax.faces.component.html.HtmlPanelGrid ,Id: _idJsp0][Class: javax.faces.component.UIColumn,Id: _idJsp27][Class: javax.faces.component.UINamingContainer,Id: content][Class: javax.faces.component.html.HtmlForm,Id: formOrder][Class: com.exadel.htmLib.components.UITable ,Id: _idJsp28][Class: javax.faces.component.html.HtmlPanelGroup,Id: _idJsp29][Class: com.exadel.htmLib.components.UITr,Id: _idJsp51][Class: com.exadel.htmLib.components.UITd,Id: _idJsp54][Class: javax.faces.component.html.HtmlSelectOneMenu ,Id: logfortrykk_ansvarlig]} does not have a Converter
       at javax.faces.webapp.FacesServlet.service(FacesServlet.java:152)
       at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java :252)
       at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
       at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:144)
       at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
       at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
       at no.havleik.dt.security.AuthFilter.doFilter (AuthFilter.java:83)
       at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
       at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java :173)
       at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
       at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
       at org.apache.catalina.core.StandardHostValve.invoke (StandardHostValve.java:126)
       at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
       at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
       at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
       at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:199)
       at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java :282)
       at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:767)
       at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:697)
       at org.apache.jk.common.ChannelSocket$SocketConnection.runIt (ChannelSocket.java:889)
       at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
       at java.lang.Thread.run(Thread.java:595)



My jsp code looks like this..:

<h:selectOneMenu id="logfortrykk_ansvarlig" value="#{orderBean.ordre.logFortrykk.ansattid}">
    <f:selectItems value="#{appCtxSelections.ansattFortrykkList}"/>
</h:selectOneMenu>


Not sure what it is complaining about but ansattid is no string, it's Integer (and that should work?)
But what is even more strange, is that I can submit the page using a commandbutton or choosing another page from the menu, then
no exception occurs... But when I submit the page because I chooses something else in a drop down box, then I get this
exception...

Any pointers?


Regards,

BTJ

--
-----------------------------------------------------------------------------------------------
Bj�rn T Johansen

[EMAIL PROTECTED]
-----------------------------------------------------------------------------------------------
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"I understand that if you play a Windows CD backwards you hear strange Satanic messages"
To which someone replied:
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