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https://issues.apache.org/jira/browse/TOMAHAWK-991?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12496392
 ] 

Cagatay Civici commented on TOMAHAWK-991:
-----------------------------------------

Could you please give more info about your page and background beans.

> SelectManyPickList in Sandbox has issues
> ----------------------------------------
>
>                 Key: TOMAHAWK-991
>                 URL: https://issues.apache.org/jira/browse/TOMAHAWK-991
>             Project: MyFaces Tomahawk
>          Issue Type: Bug
>         Environment: IBM WAS 6.0
>            Reporter: Thomas Hoppe
>         Assigned To: Cagatay Civici
>
> The Select many picklist in the sandbox causes exceptions when used on a 
> complex from (see stacktrace below).
> Only thing I know is, that when I swtich back to a selectManyMenu, the form 
> works again.
> [02.05.07 15:22:58:051 CEST] 00000035 ServletWrappe E   SRVE0068E: Die 
> Methode service() für das Servlet Faces Servlet konnte nicht aufgerufen 
> werden. Ausgelöste Ausnahme: javax.servlet.ServletException
>       at javax.faces.webapp.FacesServlet.service(FacesServlet.java:158)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1572)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1521)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:136)
>       at 
> org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:190)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> de.itsas.career.web.security.SecurityFilter.doFilter(SecurityFilter.java:126)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198)
>       at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:75)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:82)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:759)
>       at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:3071)
>       at 
> com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:236)
>       at 
> com.ibm.ws.webcontainer.VirtualHost.handleRequest(VirtualHost.java:210)
>       at 
> com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:1958)
>       at 
> com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:89)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:472)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewInformation(HttpInboundLink.java:411)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:101)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.requestComplete(WorkQueueManager.java:566)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.attemptIO(WorkQueueManager.java:619)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.workerRun(WorkQueueManager.java:952)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager$Worker.run(WorkQueueManager.java:1039)
>       at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1471)
> ---- Begin backtrace for Nested Throwables
> java.lang.NullPointerException
>       at 
> org.apache.myfaces.shared_tomahawk.renderkit._SharedRendererUtils.getConvertedUISelectManyValue(_SharedRendererUtils.java:155)
>       at 
> org.apache.myfaces.shared_tomahawk.renderkit.RendererUtils.getConvertedUISelectManyValue(RendererUtils.java:630)
>       at 
> org.apache.myfaces.shared_tomahawk.renderkit.html.HtmlListboxRendererBase.getConvertedValue(HtmlListboxRendererBase.java:141)
>       at 
> javax.faces.component.UISelectMany.getConvertedValue(UISelectMany.java:308)
>       at javax.faces.component.UIInput.validate(UIInput.java:350)
>       at javax.faces.component.UISelectMany.validate(UISelectMany.java:297)
>       at javax.faces.component.UIInput.processValidators(UIInput.java:184)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at javax.faces.component.UIForm.processValidators(UIForm.java:73)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at 
> javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:149)
>       at 
> org.apache.myfaces.lifecycle.ProcessValidationsExecutor.execute(ProcessValidationsExecutor.java:32)
>       at 
> org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:95)
>       at 
> org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:70)
>       at javax.faces.webapp.FacesServlet.service(FacesServlet.java:139)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1572)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1521)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:136)
>       at 
> org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:190)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> de.itsas.career.web.security.SecurityFilter.doFilter(SecurityFilter.java:126)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198)
>       at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:75)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:82)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:759)
>       at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:3071)
>       at 
> com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:236)
>       at 
> com.ibm.ws.webcontainer.VirtualHost.handleRequest(VirtualHost.java:210)
>       at 
> com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:1958)
>       at 
> com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:89)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:472)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewInformation(HttpInboundLink.java:411)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:101)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.requestComplete(WorkQueueManager.java:566)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.attemptIO(WorkQueueManager.java:619)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.workerRun(WorkQueueManager.java:952)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager$Worker.run(WorkQueueManager.java:1039)
>       at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1471)
> [02.05.07 15:22:58:121 CEST] 00000035 ServletWrappe E   SRVE0014E: Nicht 
> erfasste Ausnahme für service() durch Root ausgelöst Faces Servlet: 
> java.lang.NullPointerException
>       at 
> org.apache.myfaces.shared_tomahawk.renderkit._SharedRendererUtils.getConvertedUISelectManyValue(_SharedRendererUtils.java:155)
>       at 
> org.apache.myfaces.shared_tomahawk.renderkit.RendererUtils.getConvertedUISelectManyValue(RendererUtils.java:630)
>       at 
> org.apache.myfaces.shared_tomahawk.renderkit.html.HtmlListboxRendererBase.getConvertedValue(HtmlListboxRendererBase.java:141)
>       at 
> javax.faces.component.UISelectMany.getConvertedValue(UISelectMany.java:308)
>       at javax.faces.component.UIInput.validate(UIInput.java:350)
>       at javax.faces.component.UISelectMany.validate(UISelectMany.java:297)
>       at javax.faces.component.UIInput.processValidators(UIInput.java:184)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at javax.faces.component.UIForm.processValidators(UIForm.java:73)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at 
> javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:149)
>       at 
> org.apache.myfaces.lifecycle.ProcessValidationsExecutor.execute(ProcessValidationsExecutor.java:32)
>       at 
> org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:95)
>       at 
> org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:70)
>       at javax.faces.webapp.FacesServlet.service(FacesServlet.java:139)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1572)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1521)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:136)
>       at 
> org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:190)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> de.itsas.career.web.security.SecurityFilter.doFilter(SecurityFilter.java:126)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198)
>       at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:75)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:82)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:759)
>       at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:3071)
>       at 
> com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:236)
>       at 
> com.ibm.ws.webcontainer.VirtualHost.handleRequest(VirtualHost.java:210)
>       at 
> com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:1958)
>       at 
> com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:89)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:472)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewInformation(HttpInboundLink.java:411)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:101)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.requestComplete(WorkQueueManager.java:566)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.attemptIO(WorkQueueManager.java:619)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.workerRun(WorkQueueManager.java:952)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager$Worker.run(WorkQueueManager.java:1039)
>       at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1471)
> [02.05.07 15:22:58:532 CEST] 00000035 WebApp        E   SRVE0026E: 
> [Servlet-Fehler]-[Faces Servlet]: java.lang.NullPointerException
>       at 
> org.apache.myfaces.shared_tomahawk.renderkit._SharedRendererUtils.getConvertedUISelectManyValue(_SharedRendererUtils.java:155)
>       at 
> org.apache.myfaces.shared_tomahawk.renderkit.RendererUtils.getConvertedUISelectManyValue(RendererUtils.java:630)
>       at 
> org.apache.myfaces.shared_tomahawk.renderkit.html.HtmlListboxRendererBase.getConvertedValue(HtmlListboxRendererBase.java:141)
>       at 
> javax.faces.component.UISelectMany.getConvertedValue(UISelectMany.java:308)
>       at javax.faces.component.UIInput.validate(UIInput.java:350)
>       at javax.faces.component.UISelectMany.validate(UISelectMany.java:297)
>       at javax.faces.component.UIInput.processValidators(UIInput.java:184)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at javax.faces.component.UIForm.processValidators(UIForm.java:73)
>       at 
> javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:627)
>       at 
> javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:149)
>       at 
> org.apache.myfaces.lifecycle.ProcessValidationsExecutor.execute(ProcessValidationsExecutor.java:32)
>       at 
> org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:95)
>       at 
> org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:70)
>       at javax.faces.webapp.FacesServlet.service(FacesServlet.java:139)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1572)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1521)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:136)
>       at 
> org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:190)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> de.itsas.career.web.security.SecurityFilter.doFilter(SecurityFilter.java:126)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198)
>       at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:75)
>       at 
> com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:142)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:121)
>       at 
> com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:82)
>       at 
> com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:759)
>       at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:3071)
>       at 
> com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:236)
>       at 
> com.ibm.ws.webcontainer.VirtualHost.handleRequest(VirtualHost.java:210)
>       at 
> com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:1958)
>       at 
> com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:89)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:472)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewInformation(HttpInboundLink.java:411)
>       at 
> com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:101)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.requestComplete(WorkQueueManager.java:566)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.attemptIO(WorkQueueManager.java:619)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager.workerRun(WorkQueueManager.java:952)
>       at 
> com.ibm.ws.tcp.channel.impl.WorkQueueManager$Worker.run(WorkQueueManager.java:1039)
>       at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1471)

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