<?xml version="1.0" encoding="UTF-8"?>
<rss xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:taxo="http://purl.org/rss/1.0/modules/taxonomy/" version="2.0">
  <channel>
    <title>topic Error 500 in Nuxeo wirh NullPointerException in Nuxeo Forum</title>
    <link>https://connect.hyland.com/t5/nuxeo-forum/error-500-in-nuxeo-wirh-nullpointerexception/m-p/320007#M7008</link>
    <description>&lt;P&gt;Hi,&lt;/P&gt;
&lt;P&gt;I have a lot of http 500 error with such message in the log :&lt;/P&gt;
&lt;P&gt;2017-02-28 08:52:20,050 ERROR [http-bio-10.242.100.40-7338-exec-217] [org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/nuxeo].[Nuxeo WebEngine Servlet]] Servlet.service() for servlet [Nuxeo WebEngine Servlet] in context with path [/nuxeo] threw exception [javax.servlet.ServletException: org.apache.jasper.JasperException: An exception occurred processing JSP page /nuxeo_error.jsp at line 117&lt;/P&gt;
&lt;P&gt;114:           &lt;/P&gt;&lt;H2&gt;&amp;lt;c:out value="${exception_message}" /&amp;gt;&lt;/H2&gt;
115:           &lt;INPUTTEXTAREA rows="20" cols="100" readonly="true"&gt;
116:             &lt;PRE&gt;
117:               &amp;lt;c:out value="${stackTrace}" /&amp;gt;
118:             &lt;/PRE&gt;
119:           &lt;/INPUTTEXTAREA&gt;
120:         &lt;P&gt;&lt;/P&gt;
&lt;P&gt;Stacktrace:] with root cause
java.lang.IllegalStateException: getOutputStream() has already been called for this response
at org.apache.catalina.connector.Response.getWriter(Response.java:678)&lt;/P&gt;
&lt;P&gt;or&lt;/P&gt;
&lt;P&gt;nuxeo.disable.redirect.wrapper : true
user_message : Erreur inconnue. Cliquez sur les liens ci-dessous pour avoir plus de détails ou retourner sur l'application.
NuxeoExceptionHandlerMarker : true
securityError : false
messageBundle : java.util.PropertyResourceBundle@80a7802
stackTrace : java.lang.NullPointerException&lt;/P&gt;
&lt;P&gt;2017-02-28 08:53:28,204 ERROR [http-bio-10.242.100.40-7338-exec-217] [org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/nuxeo].[jsp]] Servlet.service() for servlet jsp threw exception
java.lang.NullPointerException
at org.jboss.seam.mock.MockExternalContext$3.getAttribute(MockExternalContext.java:388)
at org.jboss.seam.mock.MockExternalContext$AttributeMap.get(MockExternalContext.java:412)
at org.jboss.seam.contexts.ServerConversationContext.get(ServerConversationContext.java:103)
at org.jboss.seam.contexts.Contexts.lookupInStatefulContexts(Contexts.java:228)
at org.jboss.seam.Component.getInstance(Component.java:1996)
at org.jboss.seam.Component.getInstance(Component.java:1991)
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:148)
at org.jboss.seam.el.SeamELResolver.getValue(SeamELResolver.java:51)
at com.sun.faces.el.DemuxCompositeELResolver._getValue(DemuxCompositeELResolver.java:176)
at com.sun.faces.el.DemuxCompositeELResolver.getValue(DemuxCompositeELResolver.java:203)
at com.sun.faces.el.ChainTypeCompositeELResolver.getValue(ChainTypeCompositeELResolver.java:90)
at org.apache.jasper.el.JasperELResolver.getValue(JasperELResolver.java:90)
at org.apache.el.parser.AstIdentifier.getValue(AstIdentifier.java:71)
at org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:184)
at org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:967)
at org.apache.jsp.nuxeo_005ferror_jsp._jspx_meth_c_005fout_005f0(nuxeo_005ferror_jsp.ja&lt;/P&gt;
&lt;P&gt;Could you help me to explain why ?&lt;/P&gt;
&lt;P&gt;Jean-Baptiste DENIZE&lt;/P&gt;</description>
    <pubDate>Fri, 03 Mar 2017 09:21:39 GMT</pubDate>
    <dc:creator>Denize_Jean-Bap</dc:creator>
    <dc:date>2017-03-03T09:21:39Z</dc:date>
    <item>
      <title>Error 500 in Nuxeo wirh NullPointerException</title>
      <link>https://connect.hyland.com/t5/nuxeo-forum/error-500-in-nuxeo-wirh-nullpointerexception/m-p/320007#M7008</link>
      <description>&lt;P&gt;Hi,&lt;/P&gt;
&lt;P&gt;I have a lot of http 500 error with such message in the log :&lt;/P&gt;
&lt;P&gt;2017-02-28 08:52:20,050 ERROR [http-bio-10.242.100.40-7338-exec-217] [org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/nuxeo].[Nuxeo WebEngine Servlet]] Servlet.service() for servlet [Nuxeo WebEngine Servlet] in context with path [/nuxeo] threw exception [javax.servlet.ServletException: org.apache.jasper.JasperException: An exception occurred processing JSP page /nuxeo_error.jsp at line 117&lt;/P&gt;
&lt;P&gt;114:           &lt;/P&gt;&lt;H2&gt;&amp;lt;c:out value="${exception_message}" /&amp;gt;&lt;/H2&gt;
115:           &lt;INPUTTEXTAREA rows="20" cols="100" readonly="true"&gt;
116:             &lt;PRE&gt;
117:               &amp;lt;c:out value="${stackTrace}" /&amp;gt;
118:             &lt;/PRE&gt;
119:           &lt;/INPUTTEXTAREA&gt;
120:         &lt;P&gt;&lt;/P&gt;
&lt;P&gt;Stacktrace:] with root cause
java.lang.IllegalStateException: getOutputStream() has already been called for this response
at org.apache.catalina.connector.Response.getWriter(Response.java:678)&lt;/P&gt;
&lt;P&gt;or&lt;/P&gt;
&lt;P&gt;nuxeo.disable.redirect.wrapper : true
user_message : Erreur inconnue. Cliquez sur les liens ci-dessous pour avoir plus de détails ou retourner sur l'application.
NuxeoExceptionHandlerMarker : true
securityError : false
messageBundle : java.util.PropertyResourceBundle@80a7802
stackTrace : java.lang.NullPointerException&lt;/P&gt;
&lt;P&gt;2017-02-28 08:53:28,204 ERROR [http-bio-10.242.100.40-7338-exec-217] [org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/nuxeo].[jsp]] Servlet.service() for servlet jsp threw exception
java.lang.NullPointerException
at org.jboss.seam.mock.MockExternalContext$3.getAttribute(MockExternalContext.java:388)
at org.jboss.seam.mock.MockExternalContext$AttributeMap.get(MockExternalContext.java:412)
at org.jboss.seam.contexts.ServerConversationContext.get(ServerConversationContext.java:103)
at org.jboss.seam.contexts.Contexts.lookupInStatefulContexts(Contexts.java:228)
at org.jboss.seam.Component.getInstance(Component.java:1996)
at org.jboss.seam.Component.getInstance(Component.java:1991)
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:148)
at org.jboss.seam.el.SeamELResolver.getValue(SeamELResolver.java:51)
at com.sun.faces.el.DemuxCompositeELResolver._getValue(DemuxCompositeELResolver.java:176)
at com.sun.faces.el.DemuxCompositeELResolver.getValue(DemuxCompositeELResolver.java:203)
at com.sun.faces.el.ChainTypeCompositeELResolver.getValue(ChainTypeCompositeELResolver.java:90)
at org.apache.jasper.el.JasperELResolver.getValue(JasperELResolver.java:90)
at org.apache.el.parser.AstIdentifier.getValue(AstIdentifier.java:71)
at org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:184)
at org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:967)
at org.apache.jsp.nuxeo_005ferror_jsp._jspx_meth_c_005fout_005f0(nuxeo_005ferror_jsp.ja&lt;/P&gt;
&lt;P&gt;Could you help me to explain why ?&lt;/P&gt;
&lt;P&gt;Jean-Baptiste DENIZE&lt;/P&gt;</description>
      <pubDate>Fri, 03 Mar 2017 09:21:39 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/nuxeo-forum/error-500-in-nuxeo-wirh-nullpointerexception/m-p/320007#M7008</guid>
      <dc:creator>Denize_Jean-Bap</dc:creator>
      <dc:date>2017-03-03T09:21:39Z</dc:date>
    </item>
  </channel>
</rss>

