Hi all, i am using tapestry4.1.5 i have problem in getting IMarkupWriter object in my component.when i say cycle.getResponseBuilder().getWriter(getClientId(), ResponseBuilder.ELEMENT_TYPE) its throwing null pointer exception.when i debugged the sourcecode its failing in getWriter(String id,String id) method which is in DojoAjaxResponseBuilder class.When it renders the component the getWriter(String id,String id) method is returning IMarkupWriter object.But in rewinding phase its throwing null pointer exception.The exception i am getting is as follows..
Unable to present exception page: org.apache.hivemind.ApplicationRuntimeExceptio n Session id : 515B5E6CB648DA8D2A12745BC5D5BD75 Exceptions: org.apache.hivemind.ApplicationRuntimeException component: [EMAIL PROTECTED] location: context:/Error.html java.lang.NullPointerException org.apache.tapestry.services.impl.DojoAjaxResponseBuilder.getWriter(DojoAjaxResp onseBuilder.java:676) org.apache.tapestry.services.impl.DojoAjaxResponseBuilder.render(DojoAjaxRespons eBuilder.java:604) org.apache.tapestry.AbstractPage.renderPage(AbstractPage.java:249) org.apache.tapestry.engine.RequestCycle.renderPage(RequestCycle.java:400) org.apache.tapestry.services.impl.DojoAjaxResponseBuilder.renderResponse(DojoAja xResponseBuilder.java:206) org.apache.tapestry.services.impl.ResponseRendererImpl.renderResponse(ResponseRe ndererImpl.java:33) $ResponseRenderer_119c2449c3c.renderResponse($ResponseRenderer_119c2449c3c.java) org.apache.tapestry.error.ExceptionPresenterImpl.presentException(ExceptionPrese nterImpl.java:48) $ExceptionPresenter_119c2449c2c.presentException($ExceptionPresenter_119c2449c2c .java) org.apache.tapestry.engine.AbstractEngine.activateExceptionPage(AbstractEngine.j ava:117) org.apache.tapestry.engine.AbstractEngine.service(AbstractEngine.java:269) org.apache.tapestry.services.impl.InvokeEngineTerminator.service(InvokeEngineTer minator.java:54) $WebRequestServicer_119c2449c86.service($WebRequestServicer_119c2449c86.java) $WebRequestServicer_119c2449c82.service($WebRequestServicer_119c2449c82.java) org.apache.tapestry.services.impl.WebRequestServicerPipelineBridge.service(WebRe questServicerPipelineBridge.java:61) $ServletRequestServicer_119c2449c68.service($ServletRequestServicer_119c2449c68. java) org.apache.tapestry.request.DecodedRequestInjector.service(DecodedRequestInjecto r.java:55) $ServletRequestServicerFilter_119c2449c64.service($ServletRequestServicerFilter_ 119c2449c64.java) $ServletRequestServicer_119c2449c6a.service($ServletRequestServicer_119c2449c6a. java) org.apache.tapestry.multipart.MultipartDecoderFilter.service(MultipartDecoderFil ter.java:52) $ServletRequestServicerFilter_119c2449c62.service($ServletRequestServicerFilter_ 119c2449c62.java) $ServletRequestServicer_119c2449c6a.service($ServletRequestServicer_119c2449c6a. java) org.apache.tapestry.services.impl.SetupRequestEncoding.service(SetupRequestEncod ing.java:53) $ServletRequestServicerFilter_119c2449c66.service($ServletRequestServicerFilter_ 119c2449c66.java) $ServletRequestServicer_119c2449c6a.service($ServletRequestServicer_119c2449c6a. java) $ServletRequestServicer_119c2449c5c.service($ServletRequestServicer_119c2449c5c. java) org.apache.tapestry.ApplicationServlet.doService(ApplicationServlet.java:126) org.apache.tapestry.ApplicationServlet.doGet(ApplicationServlet.java:103) javax.servlet.http.HttpServlet.service(HttpServlet.java:689) javax.servlet.http.HttpServlet.service(HttpServlet.java:802) org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilt erChain.java:252) org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain. java:173) org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainP roxy.java:265) org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityI nterceptor.java:107) org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurit yInterceptor.java:72) org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainP roxy.java:275) org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFil ter.java:110) org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainP roxy.java:275) org.acegisecurity.wrapper.SecurityContextHolderAwareRequestFilter.doFilter(Secur ityContextHolderAwareRequestFilter.java:81) org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainP roxy.java:275) any ideas? is there any another way of getting IMarkupWriter object? thanks in advance. -- View this message in context: http://www.nabble.com/issues-in-getting-IMarkupWriter-object-tp17103580p17103580.html Sent from the Tapestry - User mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]