Hi,
i have update my vaadin project from 8.6.2 (run ok) to 8.6.3 (runtime exception). I build a grid and populate it. I need to remove some column and add the new columns after click a button.
The click button load new data, clear data provider and add new elements.
listDataProvider.getItems().clear();
listDataProvider.getItems().addAll(List<GridObject>);
-- call the function that add new column that depend from grid element value
for(String X : Y.keySet()) {
Column colorColumn = gridGiorni.addColumn(new ValueProvider<GridObject, String>(){
@Override
public String apply(GridObject arg0) {
...code
return "";
}}, new HtmlRenderer());
}
The error attach on this thread contains the Exception message.
Below post the stack trace.
java.lang.RuntimeException: Component must be attached to a session when getConnectorId() is called for the first time
09:12:34,046 ERROR [stderr]
(default task-103) at com.vaadin.server.AbstractClientConnector.getConnectorId(AbstractClientConnector.java:444)
09:12:34,046 ERROR [stderr]
(default task-103) at com.vaadin.ui.Grid$Column$1.generateData(Grid.java:869)
09:12:34,046 ERROR [stderr]
(default task-103) at com.vaadin.data.provider.DataCommunicator.getDataObject(DataCommunicator.java:480)
09:12:34,047 ERROR [stderr]
(default task-103) at com.vaadin.data.provider.DataCommunicator.pushData(DataCommunicator.java:460)
09:12:34,047 ERROR [stderr]
(default task-103) at com.vaadin.data.provider.DataCommunicator.sendDataToClient(DataCommunicator.java:382)
09:12:34,047 ERROR [stderr]
(default task-103) at com.vaadin.data.provider.DataCommunicator.beforeClientResponse(DataCommunicator.java:338)
09:12:34,047 ERROR [stderr]
(default task-103) at com.vaadin.data.provider.DataCommunicator.reset(DataCommunicator.java:533)
09:12:34,047 ERROR [stderr]
(default task-103) at com.vaadin.data.provider.DataCommunicator.addDataGenerator(DataCommunicator.java:421)
09:12:34,048 ERROR [stderr]
(default task-103) at com.vaadin.ui.AbstractListing.addDataGenerator(AbstractListing.java:249)
09:12:34,048 ERROR [stderr]
(default task-103) at com.vaadin.ui.Grid.addColumn(Grid.java:2877)
09:12:34,048 ERROR [stderr]
(default task-103) at com.vaadin.ui.Grid.addColumn(Grid.java:2820)
09:12:34,048 ERROR [stderr]
(default task-103) at com.vaadin.ui.Grid.addColumn(Grid.java:2759)
09:12:34,048 ERROR [stderr]
(default task-103) at it.multimedia.frontend.v8.app.preno.disponibilita.VisualizzazioneClassicaLayout.updateGridGiorniWithGroupColor(VisualizzazioneClassicaLayout.java:146)
09:12:34,048 ERROR [stderr]
(default task-103) at it.multimedia.frontend.v8.app.preno.disponibilita.VisualizzazioneClassicaLayout.update(VisualizzazioneClassicaLayout.java:339)
09:12:34,049 ERROR [stderr]
(default task-103) at it.multimedia.frontend.v8.app.preno.widget.WidgetDisponibilita.trovaDisponibilita(WidgetDisponibilita.java:233)
09:12:34,049 ERROR [stderr]
(default task-103) at it.multimedia.frontend.v8.app.preno.views.PrenotazioniLayout$8.onSelectSoluzione(PrenotazioniLayout.java:636)
09:12:34,049 ERROR [stderr]
(default task-103) at it.multimedia.frontend.v8.app.preno.widget.WidgetSoluzioniSelezionate.onSelectSoluzione(WidgetSoluzioniSelezionate.java:213)
09:12:34,049 ERROR [stderr]
(default task-103) at it.multimedia.frontend.v8.app.preno.widget.WidgetSoluzioniSelezionate$1.onSelect(WidgetSoluzioniSelezionate.java:140)
09:12:34,049 ERROR [stderr]
(default task-103) at it.multimedia.frontend.v8.app.preno.soluzioni.SoluzioneComponent.onSelect(SoluzioneComponent.java:165)
09:12:34,049 ERROR [stderr]
(default task-103) at it.multimedia.frontend.v8.app.preno.soluzioni.SoluzioneComponent$1.layoutClick(SoluzioneComponent.java:98)
09:12:34,050 ERROR [stderr]
(default task-103) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
09:12:34,050 ERROR [stderr]
(default task-103) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
09:12:34,050 ERROR [stderr]
(default task-103) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
09:12:34,050 ERROR [stderr]
(default task-103) at java.lang.reflect.Method.invoke(Method.java:498)
09:12:34,050 ERROR [stderr]
(default task-103) at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:499)
09:12:34,050 ERROR [stderr]
(default task-103) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:273)
09:12:34,051 ERROR [stderr]
(default task-103) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:237)
09:12:34,051 ERROR [stderr]
(default task-103) at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1014)
09:12:34,051 ERROR [stderr]
(default task-103) at com.vaadin.ui.AbstractOrderedLayout.lambda$new$703cbfd7$1(AbstractOrderedLayout.java:50)
09:12:34,051 ERROR [stderr]
(default task-103) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
09:12:34,051 ERROR [stderr]
(default task-103) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
09:12:34,052 ERROR [stderr]
(default task-103) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
09:12:34,052 ERROR [stderr]
(default task-103) at java.lang.reflect.Method.invoke(Method.java:498)
09:12:34,052 ERROR [stderr]
(default task-103) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155)
09:12:34,052 ERROR [stderr]
(default task-103) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:116)
09:12:34,052 ERROR [stderr]
(default task-103) at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:445)
09:12:34,053 ERROR [stderr]
(default task-103) at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:410)
09:12:34,053 ERROR [stderr]
(default task-103) at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:274)
09:12:34,053 ERROR [stderr]
(default task-103) at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:90)
09:12:34,053 ERROR [stderr]
(default task-103) at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:40)
09:12:34,053 ERROR [stderr]
(default task-103) at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1601)
09:12:34,054 ERROR [stderr]
(default task-103) at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:445)
09:12:34,054 ERROR [stderr]
(default task-103) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
09:12:34,054 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:85)
09:12:34,054 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129)
09:12:34,054 ERROR [stderr]
(default task-103) at io.undertow.websockets.jsr.JsrWebSocketFilter.doFilter(JsrWebSocketFilter.java:130)
09:12:34,055 ERROR [stderr]
(default task-103) at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)
09:12:34,055 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)
09:12:34,055 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84)
09:12:34,055 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)
09:12:34,055 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
09:12:34,055 ERROR [stderr]
(default task-103) at org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78)
09:12:34,055 ERROR [stderr]
(default task-103) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
09:12:34,056 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:131)
09:12:34,056 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57)
09:12:34,056 ERROR [stderr]
(default task-103) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
09:12:34,056 ERROR [stderr]
(default task-103) at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46)
09:12:34,056 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64)
09:12:34,057 ERROR [stderr]
(default task-103) at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60)
09:12:34,057 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77)
09:12:34,057 ERROR [stderr]
(default task-103) at io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50)
09:12:34,057 ERROR [stderr]
(default task-103) at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43)
09:12:34,057 ERROR [stderr]
(default task-103) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
09:12:34,057 ERROR [stderr]
(default task-103) at org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61)
09:12:34,058 ERROR [stderr]
(default task-103) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
09:12:34,058 ERROR [stderr]
(default task-103) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
09:12:34,058 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292)
09:12:34,058 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81)
09:12:34,058 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138)
09:12:34,059 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135)
09:12:34,059 ERROR [stderr]
(default task-103) at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48)
09:12:34,059 ERROR [stderr]
(default task-103) at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43)
09:12:34,059 ERROR [stderr]
(default task-103) at io.undertow.servlet.api.LegacyThreadSetupActionWrapper$1.call(LegacyThreadSetupActionWrapper.java:44)
09:12:34,059 ERROR [stderr]
(default task-103) at io.undertow.servlet.api.LegacyThreadSetupActionWrapper$1.call(LegacyThreadSetupActionWrapper.java:44)
09:12:34,059 ERROR [stderr]
(default task-103) at io.undertow.servlet.api.LegacyThreadSetupActionWrapper$1.call(LegacyThreadSetupActionWrapper.java:44)
09:12:34,059 ERROR [stderr]
(default task-103) at io.undertow.servlet.api.LegacyThreadSetupActionWrapper$1.call(LegacyThreadSetupActionWrapper.java:44)
09:12:34,059 ERROR [stderr]
(default task-103) at io.undertow.servlet.api.LegacyThreadSetupActionWrapper$1.call(LegacyThreadSetupActionWrapper.java:44)
09:12:34,059 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272)
09:12:34,059 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81)
09:12:34,060 ERROR [stderr]
(default task-103) at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:104)
09:12:34,060 ERROR [stderr]
(default task-103) at io.undertow.server.Connectors.executeRootHandler(Connectors.java:202)
09:12:34,060 ERROR [stderr]
(default task-103) at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:805)
09:12:34,060 ERROR [stderr]
(default task-103) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
09:12:34,060 ERROR [stderr]
(default task-103) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
09:12:34,060 ERROR [stderr]
(default task-103) at java.lang.Thread.run(Thread.java:748)
this is my code error or a Vaadin Bug? How to resolve it? Do you have any ideas?
Best regard
Michele