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Please excuse me, that was very impolite! - javax.servlet.ServletException: javax.servlet.jsp.JspException: ServletException in '/common/layout_bootstrapped.jspx': ServletException in '/pages/explore/type/instructable_content.jsp': java.lang.NullPointerException

Please excuse me, that was very impolite! - javax.servlet.ServletException: javax.servlet.jsp.JspException: ServletException in '/common/layout_bootstrapped.jspx': ServletException in '/pages/explore/type/instructable_content.jsp': java.lang.NullPointerException

Exception

javax.servlet.jsp.JspException: ServletException in '/common/layout_bootstrapped.jspx': ServletException in '/pages/explore/type/instructable_content.jsp': java.lang.NullPointerException
	at org.apache.tiles.taglib.InsertTag$InsertHandler.doEndTag(InsertTag.java:923)
	at org.apache.tiles.taglib.InsertTag.doEndTag(InsertTag.java:457)
	at _jsp._pages._explore._type._instructable__jsp._jspService(_instructable__jsp.java:287)
	at com.caucho.jsp.JavaPage.service(JavaPage.java:60)
	at com.caucho.jsp.Page.pageservice(Page.java:570)
	at com.caucho.server.dispatch.PageFilterChain.doFilter(PageFilterChain.java:179)
	at com.caucho.server.webapp.DispatchFilterChain.doFilter(DispatchFilterChain.java:115)
	at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:229)
	at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:485)
	at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:350)
	at com.instructables.servlet.ActionServlet.sendToJspPage(ActionServlet.java:353)
	at com.instructables.servlet.ActionServlet.handleResult(ActionServlet.java:270)
	at com.instructables.servlet.ActionServlet.prepare(ActionServlet.java:228)
	at com.instructables.servlet.ActionServlet.doGet(ActionServlet.java:97)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:115)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:92)
	at com.caucho.server.dispatch.ServletFilterChain.doFilter(ServletFilterChain.java:106)
	at com.instructables.filter.HibernateSessionRequestFilter.doFilter(HibernateSessionRequestFilter.java:48)
	at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70)
	at com.instructables.filter.TemporaryProFilter.doFilter(TemporaryProFilter.java:77)
	at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70)
	at com.instructables.filter.TemporaryPasswordFilter.doFilter(TemporaryPasswordFilter.java:46)
	at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70)
	at com.instructables.filter.SecurityFilter.doFilter(SecurityFilter.java:120)
	at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70)
	at com.instructables.filter.SetupFilter.doFilter(SetupFilter.java:70)
	at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70)
	at com.caucho.server.webapp.WebAppFilterChain.doFilter(WebAppFilterChain.java:173)
	at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:229)
	at com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:274)
	at com.caucho.server.port.TcpConnection.run(TcpConnection.java:514)
	at com.caucho.util.ThreadPool.runTasks(ThreadPool.java:527)
	at com.caucho.util.ThreadPool.run(ThreadPool.java:449)
	at java.lang.Thread.run(Thread.java:595)
Caused by: javax.servlet.ServletException: javax.servlet.jsp.JspException: ServletException in '/pages/explore/type/instructable_content.jsp': java.lang.NullPointerException
	at com.caucho.jsp.PageContextImpl.handlePageException(PageContextImpl.java:1120)
	at _jsp._common._layout_0bootstrapped__jspx._jspService(_layout_0bootstrapped__jspx.java:273)
	at com.caucho.jsp.JavaPage.service(JavaPage.java:60)
	at com.caucho.jsp.Page.pageservice(Page.java:570)
	at com.caucho.server.dispatch.PageFilterChain.doFilter(PageFilterChain.java:179)
	at com.caucho.server.webapp.DispatchFilterChain.doFilter(DispatchFilterChain.java:115)
	at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:229)
	at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:485)
	at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:350)
	at com.caucho.jsp.PageContextImpl.include(PageContextImpl.java:933)
	at com.caucho.jsp.PageContextImpl.include(PageContextImpl.java:870)
	at org.apache.tiles.TilesUtilImpl.doInclude(TilesUtilImpl.java:143)
	at org.apache.tiles.TilesUtil.doInclude(TilesUtil.java:149)
	at org.apache.tiles.taglib.InsertTag.doInclude(InsertTag.java:760)
	at org.apache.tiles.taglib.InsertTag$InsertHandler.doEndTag(InsertTag.java:892)
	... 33 more
Caused by: javax.servlet.jsp.JspException: ServletException in '/pages/explore/type/instructable_content.jsp': java.lang.NullPointerException
	at org.apache.tiles.taglib.InsertTag$InsertHandler.doEndTag(InsertTag.java:923)
	at org.apache.tiles.taglib.InsertTag.doEndTag(InsertTag.java:457)
	at _jsp._common._layout_0bootstrapped__jspx._jspService(_layout_0bootstrapped__jspx.java:244)
	... 46 more
Caused by: javax.servlet.ServletException: javax.servlet.jsp.JspException: java.lang.NullPointerException
	at com.caucho.jsp.PageContextImpl.handlePageException(PageContextImpl.java:1120)
	at _jsp._pages._explore._type._instructable_0body_0bootstrapped__jsp._jspService(_instructable_0body_0bootstrapped__jsp.java:102)
	at com.caucho.jsp.JavaPage.service(JavaPage.java:60)
	at com.caucho.jsp.Page.pageservice(Page.java:570)
	at com.caucho.server.dispatch.PageFilterChain.doFilter(PageFilterChain.java:179)
	at com.caucho.server.webapp.DispatchFilterChain.doFilter(DispatchFilterChain.java:115)
	at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:229)
	at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:485)
	at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:350)
	at com.caucho.jsp.PageContextImpl.include(PageContextImpl.java:933)
	at _jsp._pages._explore._type._instructable_0content__jsp._jspService(_instructable_0content__jsp.java:32)
	at com.caucho.jsp.JavaPage.service(JavaPage.java:60)
	at com.caucho.jsp.Page.pageservice(Page.java:570)
	at com.caucho.server.dispatch.PageFilterChain.doFilter(PageFilterChain.java:179)
	at com.caucho.server.webapp.DispatchFilterChain.doFilter(DispatchFilterChain.java:115)
	at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:229)
	at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:485)
	at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:350)
	at com.caucho.jsp.PageContextImpl.include(PageContextImpl.java:933)
	at com.caucho.jsp.PageContextImpl.include(PageContextImpl.java:870)
	at org.apache.tiles.TilesUtilImpl.doInclude(TilesUtilImpl.java:143)
	at org.apache.tiles.TilesUtil.doInclude(TilesUtil.java:149)
	at org.apache.tiles.taglib.InsertTag.doInclude(InsertTag.java:760)
	at org.apache.tiles.taglib.InsertTag$InsertHandler.doEndTag(InsertTag.java:892)
	... 48 more
Caused by: javax.servlet.jsp.JspException: java.lang.NullPointerException
	at org.apache.taglibs.standard.tag.common.core.ImportSupport.acquireString(ImportSupport.java:300)
	at org.apache.taglibs.standard.tag.common.core.ImportSupport.doEndTag(ImportSupport.java:158)
	at _jsp._WEB_22dINF._tags._comments_0bootstrapped__tagx.doTag(_comments_0bootstrapped__tagx.java:302)
	at _jsp._pages._explore._type._instructable_0body_0bootstrapped__jsp._jspService(_instructable_0body_0bootstrapped__jsp.java:90)
	... 70 more
Caused by: java.lang.NullPointerException
	at com.caucho.server.webapp.DispatchRequest.getSession(DispatchRequest.java:424)
	at com.caucho.server.connection.RequestAdapter.getMemorySession(RequestAdapter.java:379)
	at com.caucho.server.connection.AbstractHttpResponse.writeHeaders(AbstractHttpResponse.java:1585)
	at com.caucho.server.connection.IncludeResponseStream.writeNext(IncludeResponseStream.java:244)
	at com.caucho.server.connection.ToByteResponseStream.flushByteBuffer(ToByteResponseStream.java:518)
	at com.caucho.server.connection.ToByteResponseStream.flushBuffer(ToByteResponseStream.java:424)
	at com.caucho.server.connection.ToByteResponseStream.close(ToByteResponseStream.java:442)
	at com.caucho.server.connection.IncludeResponseStream.close(IncludeResponseStream.java:325)
	at com.caucho.server.connection.AbstractHttpResponse.finish(AbstractHttpResponse.java:1986)
	at com.caucho.server.connection.AbstractHttpResponse.close(AbstractHttpResponse.java:265)
	at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:525)
	at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:350)
	at org.apache.taglibs.standard.tag.common.core.ImportSupport.acquireString(ImportSupport.java:296)
	... 73 more

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