org.codehaus.groovy.runtime.InvokerInvocationException:  | java.lang.NullPointerException
	at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:105)
	at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1225)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1034)
	at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:815)
	at jpalio.core.controller.ViewController.invokeMethod(ViewController.groovy)
	at palio.pelements.PObject.executeAsRoot(PObject.java:305)
	at palio.pelements.PPage.execute(PPage.java:179)
	at palio.pelements.PPage.writeBody(PPage.java:159)
	at html.run.buildResponse(run.java:533)
	at html.run.service(run.java:648)
	at javax.servlet.http.HttpServlet.service(Unknown Source)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Unknown Source)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(Unknown Source)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(Unknown Source)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Unknown Source)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(Unknown Source)
	at org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:176)
	at org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:145)
	at org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:92)
	at org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:389)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Unknown Source)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(Unknown Source)
	at org.apache.catalina.core.ApplicationDispatcher.invoke(Unknown Source)
	at org.apache.catalina.core.ApplicationDispatcher.processRequest(Unknown Source)
	at org.apache.catalina.core.ApplicationDispatcher.doForward(Unknown Source)
	at org.apache.catalina.core.ApplicationDispatcher.forward(Unknown Source)
	at org.tuckey.web.filters.urlrewrite.NormalRewrittenUrl.doRewrite(NormalRewrittenUrl.java:213)
	at org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:171)
	at org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:145)
	at org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:92)
	at org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:389)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Unknown Source)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(Unknown Source)
	at org.apache.catalina.core.StandardWrapperValve.invoke(Unknown Source)
	at org.apache.catalina.core.StandardContextValve.invoke(Unknown Source)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(Unknown Source)
	at org.apache.catalina.core.StandardHostValve.invoke(Unknown Source)
	at org.apache.catalina.valves.ErrorReportValve.invoke(Unknown Source)
	at org.apache.catalina.core.StandardEngineValve.invoke(Unknown Source)
	at org.apache.catalina.connector.CoyoteAdapter.service(Unknown Source)
	at org.apache.coyote.ajp.AbstractAjpProcessor.process(Unknown Source)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(Unknown Source)
	at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(Unknown Source)
	at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(Unknown Source)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(Unknown Source)
	at java.lang.Thread.run(Thread.java:748)
Caused by:  | java.lang.NullPointerException
	at palio.PalioException.putException(PalioException.java:53)
	at palio.compiler.MethodCaller.invoke(MethodCaller.java:194)
	at palio.compiler.PalioCompiler.execute(PalioCompiler.java:84)
	at palio.compiler.PalioCompiler.execute(PalioCompiler.java:97)
	at palio.compiler.PalioCompiler.executeAsObject(PalioCompiler.java:67)
	at palio.pelements.PObject.execute(PObject.java:263)
	at palio.modules.Palio.object(Palio.java:1779)
	at palio.modules.Palio.object(Palio.java:1799)
	at sun.reflect.GeneratedMethodAccessor269.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at palio.compiler.MethodCaller.invoke0(MethodCaller.java:121)
	at palio.compiler.MethodCaller.invoke(MethodCaller.java:164)
	at palio.compiler.PalioCompiler.execute(PalioCompiler.java:84)
	at palio.compiler.PalioCompiler.execute(PalioCompiler.java:97)
	at palio.modules.Palio._if(Palio.java:2930)
	at sun.reflect.GeneratedMethodAccessor187.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at palio.compiler.MethodCaller.invoke0(MethodCaller.java:121)
	at palio.compiler.MethodCaller.invoke(MethodCaller.java:164)
	at palio.compiler.PalioCompiler.execute(PalioCompiler.java:84)
	at palio.compiler.PalioCompiler.execute(PalioCompiler.java:97)
	at palio.compiler.PalioCompiler.executeAsObject(PalioCompiler.java:67)
	at palio.pelements.PObject.execute(PObject.java:263)
	at palio.compiler.PObjectByCodeCaller.execute(PObjectByCodeCaller.java:37)
	at palio.compiler.PalioCompiler.execute(PalioCompiler.java:93)
	at palio.compiler.PalioCompiler.execute(PalioCompiler.java:97)
	at palio.compiler.PalioCompiler.executeAsObject(PalioCompiler.java:67)
	at palio.pelements.PObject.execute(PObject.java:263)
	at palio.modules.Palio.object(Palio.java:1779)
	at palio.modules.Palio.object(Palio.java:1799)
	at palio.Groovy.object(Groovy.java:67)
	at sun.reflect.GeneratedMethodAccessor427.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:98)
	at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325)
	at org.codehaus.groovy.runtime.callsite.StaticMetaMethodSite.invoke(StaticMetaMethodSite.java:46)
	at org.codehaus.groovy.runtime.callsite.StaticMetaMethodSite.call(StaticMetaMethodSite.java:91)
	at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:144)
	at jpalio.core.controller.ViewController.handleException(ViewController.groovy:250)
	at jpalio.mvc.Controller.invokeRequestHandlerMethodAndGenerateView(Controller.java:453)
	at jpalio.mvc.Controller.dispatchRequest(Controller.java:164)
	at palio.mvc.MvcEngine.run(MvcEngine.java:64)
	at jpalio.mvc.Controller.run(Controller.java:97)
	at sun.reflect.GeneratedMethodAccessor255.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:98)
	... 48 more
Caused by: java.lang.NullPointerException