cant open pages of project steps Answered

often when i tryed to read all projects step i get an error which tells what I it can't loade page. here is the text which i get

ERROR 500: javax.servlet.jsp.JspException: ServletException in '/common/newlayout.jspx': Can't insert page '/pages/explore/newrightbar.jsp' : ISO-8859-10

Exception

javax.servlet.jsp.JspException: ServletException in '/common/newlayout.jspx': Can't insert page '/pages/explore/newrightbar.jsp' : ISO-8859-10
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._instructablejsp._jspService(_instructablejsp.java:305)
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:253)
at com.instructables.servlet.ActionServlet.doGet(ActionServlet.java:99)
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.caucho.filters.GzipFilter.doFilter(GzipFilter.java:208)
at com.instructables.filter.FilterWrapperFilter.doFilter(FilterWrapperFilter.java:48)
at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70)
at com.instructables.filter.HibernateSessionRequestFilter.doFilter(HibernateSessionRequestFilter.java:44)
at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70)
at com.instructables.filter.TemporaryProFilter.doFilter(TemporaryProFilter.java:75)
at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70)
at com.instructables.filter.SecurityFilter.doFilter(SecurityFilter.java:135)
at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70)
at com.instructables.filter.SetupFilter.doFilter(SetupFilter.java:66)
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:511)
at com.caucho.util.ThreadPool.runTasks(ThreadPool.java:520)
at com.caucho.util.ThreadPool.run(ThreadPool.java:442)
at java.lang.Thread.run(Thread.java:619)
Caused by: javax.servlet.ServletException: javax.servlet.jsp.JspException: Can't insert page '/pages/explore/newrightbar.jsp' : ISO-8859-10
at com.caucho.jsp.PageContextImpl.handlePageException(PageContextImpl.java:1114)
at _jsp._common._newlayoutjspx._jspService(_newlayoutjspx.java:309)
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:927)
at com.caucho.jsp.PageContextImpl.include(PageContextImpl.java:864)
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)
... 32 more
Caused by: javax.servlet.jsp.JspException: Can't insert page '/pages/explore/newrightbar.jsp' : ISO-8859-10
at org.apache.tiles.taglib.InsertTag$InsertHandler.doEndTag(InsertTag.java:898)
at org.apache.tiles.taglib.InsertTag.doEndTag(InsertTag.java:457)
at _jsp._common._newlayoutjspx._jspService(_newlayoutjspx.java:268)
... 45 more