Hi!
I have palette component in custom component page:
<t:palette t:model="categoryModel" disabled="disabled"
t:selected="currentCategories" t:encoder="categoryEncoder" />
when currentCategories are initially null, it works fine, otherwise it's
throwing exception:
- java.lang.NullPointerExceptionStack trace
-
org.apache.tapestry5.internal.util.SelectModelRenderer.option(SelectModelRenderer.java:49)
-
org.apache.tapestry5.corelib.components.Palette$SelectedRenderer.render(Palette.java:147)
-
org.apache.tapestry5.internal.structure.ComponentPageElementImpl$RenderPhaseEventHandler$1.render(ComponentPageElementImpl.java:164)
-
org.apache.tapestry5.internal.services.RenderQueueImpl.run(RenderQueueImpl.java:72)
-
org.apache.tapestry5.internal.services.PageRenderQueueImpl.render(PageRenderQueueImpl.java:121)
-
org.apache.tapestry5.services.TapestryModule$19.renderMarkup(TapestryModule.java:1200)
-
org.apache.tapestry5.services.TapestryModule$29.renderMarkup(TapestryModule.java:1580)
-
org.apache.tapestry5.services.TapestryModule$28.renderMarkup(TapestryModule.java:1561)
-
org.apache.tapestry5.services.TapestryModule$27.renderMarkup(TapestryModule.java:1543)
-
org.apache.tapestry5.services.TapestryModule$26.renderMarkup(TapestryModule.java:1525)
-
org.apache.tapestry5.services.TapestryModule$25.renderMarkup(TapestryModule.java:1495)
-
org.apache.tapestry5.internal.services.PageMarkupRendererImpl.renderPageMarkup(PageMarkupRendererImpl.java:64)
-
org.apache.tapestry5.internal.services.PageResponseRendererImpl.renderPageResponse(PageResponseRendererImpl.java:57)
-
org.apache.tapestry5.internal.services.PageRenderRequestHandlerImpl.handle(PageRenderRequestHandlerImpl.java:59)
-
org.apache.tapestry5.services.TapestryModule$35.handle(TapestryModule.java:1779)
-
org.apache.tapestry5.internal.services.PageRenderDispatcher.process(PageRenderDispatcher.java:92)
-
org.apache.tapestry5.internal.services.PageRenderDispatcher.dispatch(PageRenderDispatcher.java:71)
-
org.apache.tapestry5.services.TapestryModule$17.service(TapestryModule.java:1029)
-
org.apache.tapestry5.internal.services.LocalizationFilter.service(LocalizationFilter.java:42)
-
org.apache.tapestry5.internal.services.RequestErrorFilter.service(RequestErrorFilter.java:26)
-
org.apache.tapestry5.services.TapestryModule$3.service(TapestryModule.java:621)
-
org.apache.tapestry5.services.TapestryModule$2.service(TapestryModule.java:611)
-
org.apache.tapestry5.internal.services.StaticFilesFilter.service(StaticFilesFilter.java:85)
- com.autobrief.services.AppModule$1.service(AppModule.java:92)
-
org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:93)
-
org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:84)
-
org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:83)
-
org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:106)
-
org.apache.tapestry5.services.TapestryModule$16.service(TapestryModule.java:1007)
-
org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62)
-
org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:179)
-
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
-
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
-
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
-
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
-
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
-
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
-
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
-
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
-
org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:857)
-
org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:565)
-
org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1509)
- java.lang.Thread.run(Thread.java:63
Can anyony help?
