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More Details

Error 500

Parameter is null: user [referer is null]

Message: Parameter is null: user [referer is null]

RequestURI: /template/NamlServlet.jtp

Server: s1.nabble.com

Caused by:

nabble.view.lib.JtpContextServlet$JtpServletException: url=http://forum.librecad.org/template/NamlServlet.jtp?macro=user_nodes&amp  user-agent=claudebot method=GET referer=null
	at nabble.view.lib.JtpContextServlet.handleException(JtpContextServlet.java:554)
	at nabble.view.lib.JtpContextServlet.service2(JtpContextServlet.java:444)
	at nabble.view.lib.JtpContextServlet.service(JtpContextServlet.java:311)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:565)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1360)
	at org.eclipse.jetty.servlets.UserAgentFilter.doFilter(UserAgentFilter.java:77)
	at org.eclipse.jetty.servlets.GzipFilter.doFilter(GzipFilter.java:181)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1331)
	at cachingfilter.CachingFilter.doFilter(CachingFilter.java:135)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1331)
	at fschmidt.util.servlet.BadBotFilter.doFilter(BadBotFilter.java:74)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1331)
	at fschmidt.util.servlet.ConnectionLimitFilter.doFilter(ConnectionLimitFilter.java:94)
	at nabble.view.lib.NabbleConnectionLimitFilter.doFilter(NabbleConnectionLimitFilter.java:26)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1331)
	at nabble.view.lib.NabbleErrorFilter.doFilter(NabbleErrorFilter.java:21)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1331)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:477)
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:225)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1031)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:406)
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:186)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:965)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
	at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:250)
	at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:149)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:111)
	at org.eclipse.jetty.server.Server.handle(Server.java:349)
	at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:449)
	at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:910)
	at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:634)
	at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:230)
	at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:76)
	at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:609)
	at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:45)
	at nabble.model.Executors$1$1.run(Executors.java:27)
	at fschmidt.util.executor.ThreadTimer$1.run(ThreadTimer.java:18)
	at fschmidt.util.executor.AbstractThreadPool$1.run(AbstractThreadPool.java:29)
	at java.lang.Thread.run(Thread.java:748)
Caused by: javax.servlet.ServletException: Parameter is null: user [referer is null]
	at nabble.modules.ModuleManager.run(ModuleManager.java:274)
	at nabble.view.web.template.NamlServlet.service(NamlServlet.java:167)
	at nabble.view.web.template.NamlServlet.service(NamlServlet.java:135)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
	at nabble.view.lib.JtpContextServlet.service2(JtpContextServlet.java:440)
	... 38 more
Caused by: nabble.naml.compiler.TemplateRuntimeException: Parameter is null: user [referer is null]
	in get_user_from_parameter(nabble:utilities.naml:954) - <n.get_user_from_parameter.as_user_page.do/> - public void nabble.view.web.template.ServletNamespace.get_user_from_parameter(nabble.naml.compiler.IPrintWriter,nabble.naml.compiler.ScopedInterpreter) throws java.io.IOException,javax.servlet.ServletException
	in user_page(nabble:user_nodes.naml:2) - <n.user_page.>
	in (nabble:user_nodes.naml:1) - <macro name="user_nodes" requires="servlet">
	at nabble.naml.compiler.Compiler.interpFix(Compiler.java:2007)
	at nabble.naml.compiler.Compiler$Block.run(Compiler.java:1636)
	at nabble.naml.compiler.Template.run(Template.java:61)
	at nabble.naml.compiler.Template.run(Template.java:33)
	at nabble.modules.ModuleManager.run(ModuleManager.java:268)
	... 42 more
Caused by: javax.servlet.ServletException: Parameter is null: user [referer is null]
	at nabble.view.lib.Jtp.getString(Jtp.java:544)
	at nabble.view.web.template.ServletNamespace.get_user_from_parameter(ServletNamespace.java:360)
	at sun.reflect.GeneratedMethodAccessor301.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at nabble.naml.compiler.JavaCall.invoke(JavaCall.java:26)
	at nabble.naml.compiler.Compiler$Block.invoke(Compiler.java:1557)
	at nabble.naml.compiler.Compiler$Block.run(Compiler.java:1625)
	... 45 more

URL = http://forum.librecad.org/template/NamlServlet.jtp?macro=user_nodes&