Method public java.lang.String net.javacoding.xsearch.search.result.filter.FilteredColumn.removeSelf(javax.servlet.http.HttpServletRequest) threw an exception when invoked on net.javacoding.xsearch.search.result.filter.FilteredColumn@77425467
The problematic instruction:
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==> ${filteredColumn.removeSelf(searchResult.request)} [on line 27, column 13 in templates/testforumdb/forumsearch/narrowBy.ftl]
 in include "narrowBy.ftl" [on line 38, column 3 in templates/testforumdb/forumsearch/main.ftl]
 in user-directive layout [on line 5, column 1 in templates/testforumdb/forumsearch/main.ftl]
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Java backtrace for programmers:
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freemarker.template.TemplateModelException: Method public java.lang.String net.javacoding.xsearch.search.result.filter.FilteredColumn.removeSelf(javax.servlet.http.HttpServletRequest) threw an exception when invoked on net.javacoding.xsearch.search.result.filter.FilteredColumn@77425467
	at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:130)
	at freemarker.core.MethodCall._getAsTemplateModel(MethodCall.java:93)
	at freemarker.core.Expression.getAsTemplateModel(Expression.java:89)
	at freemarker.core.Expression.getStringValue(Expression.java:93)
	at freemarker.core.DollarVariable.accept(DollarVariable.java:76)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.MixedContent.accept(MixedContent.java:92)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.ConditionalBlock.accept(ConditionalBlock.java:79)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.IteratorBlock$Context.runLoop(IteratorBlock.java:167)
	at freemarker.core.Environment.visit(Environment.java:416)
	at freemarker.core.IteratorBlock.accept(IteratorBlock.java:102)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.MixedContent.accept(MixedContent.java:92)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.ConditionalBlock.accept(ConditionalBlock.java:79)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.MixedContent.accept(MixedContent.java:92)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.Environment.include(Environment.java:1482)
	at freemarker.core.Include.accept(Include.java:169)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.MixedContent.accept(MixedContent.java:92)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.Environment.visit(Environment.java:394)
	at freemarker.core.BodyInstruction.accept(BodyInstruction.java:93)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.MixedContent.accept(MixedContent.java:92)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.Macro$Context.runMacro(Macro.java:168)
	at freemarker.core.Environment.visit(Environment.java:602)
	at freemarker.core.UnifiedCall.accept(UnifiedCall.java:106)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.MixedContent.accept(MixedContent.java:92)
	at freemarker.core.Environment.visit(Environment.java:209)
	at freemarker.core.Environment.process(Environment.java:189)
	at freemarker.template.Template.process(Template.java:237)
	at freemarker.ext.servlet.FreemarkerServlet.process(FreemarkerServlet.java:458)
	at freemarker.ext.servlet.FreemarkerServlet.doGet(FreemarkerServlet.java:397)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:596)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
	at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:427)
	at org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicationHandler.java:475)
	at org.mortbay.jetty.servlet.Dispatcher.dispatch(Dispatcher.java:275)
	at org.mortbay.jetty.servlet.Dispatcher.forward(Dispatcher.java:169)
	at org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1056)
	at org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:388)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:231)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1158)
	at net.javacoding.xsearch.servlet.ActionEncodingServlet.process(ActionEncodingServlet.java:42)
	at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:397)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:596)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
	at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:427)
	at org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicationHandler.java:475)
	at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:567)
	at org.mortbay.http.HttpContext.handle(HttpContext.java:1565)
	at org.mortbay.jetty.servlet.WebApplicationContext.handle(WebApplicationContext.java:635)
	at org.mortbay.http.HttpContext.handle(HttpContext.java:1517)
	at org.mortbay.http.HttpServer.service(HttpServer.java:954)
	at org.mortbay.http.HttpConnection.service(HttpConnection.java:814)
	at org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:981)
	at org.mortbay.http.HttpConnection.handle(HttpConnection.java:831)
	at org.mortbay.http.SocketListener.handleConnection(SocketListener.java:244)
	at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357)
	at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)
Caused by: java.lang.IllegalArgumentException: URLDecoder: Illegal hex characters in escape (%) pattern - For input string: "pl"
	at java.net.URLDecoder.decode(Unknown Source)
	at java.net.URLDecoder.decode(Unknown Source)
	at net.javacoding.xsearch.search.result.filter.FilteredColumn.removeSelf(FilteredColumn.java:59)
	at sun.reflect.GeneratedMethodAccessor79.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:840)
	at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:106)
	... 66 more