JT-19742: java.lang.NullPointerException

java.lang.NullPointerException
	at jetbrains.charisma.rss.Comments_RssTemplate$Action$RssTemplateImpl.renderChanel(Comments_RssTemplate.java:122)
	at jetbrains.mps.webr.runtime.templateComponent.RssTemplateFactory$RssTemplate.doGenerateText(RssTemplateFactory.java:73)
	at webr.framework.textBuilder.TextBuilder.generateText(TextBuilder.java:32)
	at webr.framework.textBuilder.TextBuilder.getText(TextBuilder.java:27)
	at jetbrains.mps.webr.runtime.requestProcessor.ResponseFactory.getXmlRenderResponseAction(ResponseFactory.java:101)
	at jetbrains.mps.webr.runtime.templateComponent.RssTemplateFactory$RSSAction.processSimpleAction(RssTemplateFactory.java:40)
	at jetbrains.mps.webr.runtime.templateComponent.SimpleActionController$1.invoke(SimpleActionController.java:33)
	at jetbrains.mps.webr.runtime.templateComponent.SimpleActionController$1.invoke(SimpleActionController.java:27)
	at jetbrains.teamsys.dnq.runtime.txn._Txn.eval(_Txn.java:480)
	at jetbrains.mps.webr.runtime.templateComponent.SimpleActionController.doEnterAction(SimpleActionController.java:27)
	at jetbrains.mps.webr.runtime.templateComponent.ActionController.securedRefreshResponse(ActionController.java:156)
	at jetbrains.mps.webr.runtime.templateComponent.ActionController.enterAction(ActionController.java:83)
	at jetbrains.mps.webr.runtime.requestProcessor.ActionControllerUtil.doEnterAction(ActionControllerUtil.java:17)
	at jetbrains.mps.webr.runtime.requestProcessor.ActionControllerUtil.processRequest(ActionControllerUtil.java:61)
	at jetbrains.mps.webr.runtime.requestProcessor.RssTemplateRequestProcessor.processRequest(RssTemplateRequestProcessor.java:43)
	at jetbrains.mps.webr.runtime.servlet.MainServlet.processRequest(MainServlet.java:226)
	at jetbrains.mps.webr.runtime.servlet.MainServlet.doGet(MainServlet.java:112)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:734)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:648)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1336)
	at jetbrains.mps.webr.runtime.filter.QueryParameterFilter.doFilter(QueryParameterFilter.java:25)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1307)
	at org.eclipse.jetty.continuation.ContinuationFilter.doFilter(ContinuationFilter.java:137)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1307)
	at org.eclipse.jetty.servlets.UserAgentFilter.doFilter(UserAgentFilter.java:82)
	at org.eclipse.jetty.servlets.GzipFilter.doFilter(GzipFilter.java:242)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1307)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:453)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)
	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:559)
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1072)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:382)
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1006)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)
	at org.eclipse.jetty.server.Server.handle(Server.java:365)
	at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:485)
	at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:926)
	at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:988)
	at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:635)
	at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)
	at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)
	at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:627)
	at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:51)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)
	at java.lang.Thread.run(Thread.java:679)