com.vaadin.ui.declarative.DesignException: Could not create component com.vaadin.ui.CheckBox at com.vaadin.ui.declarative.Design$DefaultComponentFactory.createComponent(Design.java:181) at com.vaadin.ui.declarative.Design$DefaultComponentMapper.tagToComponent(Design.java:249) at com.vaadin.ui.declarative.DesignContext.instantiateComponent(DesignContext.java:569) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:505) at com.vaadin.ui.AbstractOrderedLayout.readDesign(AbstractOrderedLayout.java:471) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:526) at com.vaadin.ui.declarative.Design.designToComponentTree(Design.java:503) at com.vaadin.ui.declarative.Design.read(Design.java:613) at si.ipiramida.web.framework.ui.page.admin.users.UsersList_Design.(UsersList_Design.java:30) at si.ipiramida.web.framework.ui.page.admin.users.UsersListPage.(UsersListPage.java:24) at si.ipiramida.web.framework.ui.page.admin.AdminPage.lambda$0(AdminPage.java:20) at si.ipiramida.web.framework.ui.page.admin.AdminPage$$Lambda$1122.000000003358EAD0.buttonClick(Unknown Source) at sun.reflect.GeneratedMethodAccessor642.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) at java.lang.reflect.Method.invoke(Method.java:507) at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:510) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:211) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:174) at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1033) at com.vaadin.ui.Button.fireClick(Button.java:370) at com.vaadin.ui.Button$1.click(Button.java:57) at sun.reflect.GeneratedMethodAccessor653.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) at java.lang.reflect.Method.invoke(Method.java:507) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:116) at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:445) at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:410) at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:274) at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:90) at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:41) at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1568) at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:381) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:286) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:260) at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:137) at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:350) at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:25) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.websocket.tyrus.TyrusServletFilter.doFilter(TyrusServletFilter.java:266) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:32) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3654) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3620) at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:326) at weblogic.security.service.SecurityManager.runAsForUserCode(SecurityManager.java:196) at weblogic.servlet.provider.WlsSecurityProvider.runAsForUserCode(WlsSecurityProvider.java:203) at weblogic.servlet.provider.WlsSubjectHandle.run(WlsSubjectHandle.java:71) at weblogic.servlet.internal.WebAppServletContext.doSecuredExecute(WebAppServletContext.java:2423) at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2280) at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2258) at weblogic.servlet.internal.ServletRequestImpl.runInternal(ServletRequestImpl.java:1626) at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1586) at weblogic.servlet.provider.ContainerSupportProviderImpl$WlsRequestExecutor.run(ContainerSupportProviderImpl.java:270) at weblogic.invocation.ComponentInvocationContextManager._runAs(ComponentInvocationContextManager.java:348) at weblogic.invocation.ComponentInvocationContextManager.runAs(ComponentInvocationContextManager.java:333) at weblogic.work.LivePartitionUtility.doRunWorkUnderContext(LivePartitionUtility.java:54) at weblogic.work.PartitionUtility.runWorkUnderContext(PartitionUtility.java:41) at weblogic.work.SelfTuningWorkManagerImpl.runWorkUnderContext(SelfTuningWorkManagerImpl.java:617) at weblogic.work.ExecuteThread.execute(ExecuteThread.java:397) at weblogic.work.ExecuteThread.run(ExecuteThread.java:346) Caused By: java.lang.IllegalArgumentException: Unable to create an instance of {0}. The constructor threw an exception. at com.vaadin.util.ReflectTools.createInstance(ReflectTools.java:299) at com.vaadin.ui.declarative.Design$DefaultComponentFactory.createComponent(Design.java:179) at com.vaadin.ui.declarative.Design$DefaultComponentMapper.tagToComponent(Design.java:249) at com.vaadin.ui.declarative.DesignContext.instantiateComponent(DesignContext.java:569) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:505) at com.vaadin.ui.AbstractOrderedLayout.readDesign(AbstractOrderedLayout.java:471) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:526) at com.vaadin.ui.declarative.Design.designToComponentTree(Design.java:503) at com.vaadin.ui.declarative.Design.read(Design.java:613) at si.ipiramida.web.framework.ui.page.admin.users.UsersList_Design.(UsersList_Design.java:30) at si.ipiramida.web.framework.ui.page.admin.users.UsersListPage.(UsersListPage.java:24) at si.ipiramida.web.framework.ui.page.admin.AdminPage.lambda$0(AdminPage.java:20) at si.ipiramida.web.framework.ui.page.admin.AdminPage$$Lambda$1122.000000003358EAD0.buttonClick(Unknown Source) at sun.reflect.GeneratedMethodAccessor642.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) at java.lang.reflect.Method.invoke(Method.java:507) at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:510) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:211) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:174) at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1033) at com.vaadin.ui.Button.fireClick(Button.java:370) at com.vaadin.ui.Button$1.click(Button.java:57) at sun.reflect.GeneratedMethodAccessor653.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) at java.lang.reflect.Method.invoke(Method.java:507) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:116) at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:445) at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:410) at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:274) at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:90) at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:41) at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1568) at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:381) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:286) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:260) at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:137) at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:350) at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:25) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.websocket.tyrus.TyrusServletFilter.doFilter(TyrusServletFilter.java:266) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:32) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3654) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3620) at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:326) at weblogic.security.service.SecurityManager.runAsForUserCode(SecurityManager.java:196) at weblogic.servlet.provider.WlsSecurityProvider.runAsForUserCode(WlsSecurityProvider.java:203) at weblogic.servlet.provider.WlsSubjectHandle.run(WlsSubjectHandle.java:71) at weblogic.servlet.internal.WebAppServletContext.doSecuredExecute(WebAppServletContext.java:2423) at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2280) at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2258) at weblogic.servlet.internal.ServletRequestImpl.runInternal(ServletRequestImpl.java:1626) at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1586) at weblogic.servlet.provider.ContainerSupportProviderImpl$WlsRequestExecutor.run(ContainerSupportProviderImpl.java:270) at weblogic.invocation.ComponentInvocationContextManager._runAs(ComponentInvocationContextManager.java:348) at weblogic.invocation.ComponentInvocationContextManager.runAs(ComponentInvocationContextManager.java:333) at weblogic.work.LivePartitionUtility.doRunWorkUnderContext(LivePartitionUtility.java:54) at weblogic.work.PartitionUtility.runWorkUnderContext(PartitionUtility.java:41) at weblogic.work.SelfTuningWorkManagerImpl.runWorkUnderContext(SelfTuningWorkManagerImpl.java:617) at weblogic.work.ExecuteThread.execute(ExecuteThread.java:397) at weblogic.work.ExecuteThread.run(ExecuteThread.java:346) Caused By: java.lang.reflect.InvocationTargetException at sun.reflect.GeneratedConstructorAccessor369.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:57) at java.lang.reflect.Constructor.newInstance(Constructor.java:436) at com.vaadin.util.ReflectTools.createInstance(ReflectTools.java:277) at com.vaadin.ui.declarative.Design$DefaultComponentFactory.createComponent(Design.java:179) at com.vaadin.ui.declarative.Design$DefaultComponentMapper.tagToComponent(Design.java:249) at com.vaadin.ui.declarative.DesignContext.instantiateComponent(DesignContext.java:569) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:505) at com.vaadin.ui.AbstractOrderedLayout.readDesign(AbstractOrderedLayout.java:471) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:526) at com.vaadin.ui.declarative.Design.designToComponentTree(Design.java:503) at com.vaadin.ui.declarative.Design.read(Design.java:613) at si.ipiramida.web.framework.ui.page.admin.users.UsersList_Design.(UsersList_Design.java:30) at si.ipiramida.web.framework.ui.page.admin.users.UsersListPage.(UsersListPage.java:24) at si.ipiramida.web.framework.ui.page.admin.AdminPage.lambda$0(AdminPage.java:20) at si.ipiramida.web.framework.ui.page.admin.AdminPage$$Lambda$1122.000000003358EAD0.buttonClick(Unknown Source) at sun.reflect.GeneratedMethodAccessor642.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) at java.lang.reflect.Method.invoke(Method.java:507) at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:510) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:211) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:174) at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1033) at com.vaadin.ui.Button.fireClick(Button.java:370) at com.vaadin.ui.Button$1.click(Button.java:57) at sun.reflect.GeneratedMethodAccessor653.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) at java.lang.reflect.Method.invoke(Method.java:507) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:116) at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:445) at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:410) at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:274) at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:90) at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:41) at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1568) at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:381) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:286) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:260) at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:137) at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:350) at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:25) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.websocket.tyrus.TyrusServletFilter.doFilter(TyrusServletFilter.java:266) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:32) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3654) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3620) at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:326) at weblogic.security.service.SecurityManager.runAsForUserCode(SecurityManager.java:196) at weblogic.servlet.provider.WlsSecurityProvider.runAsForUserCode(WlsSecurityProvider.java:203) at weblogic.servlet.provider.WlsSubjectHandle.run(WlsSubjectHandle.java:71) at weblogic.servlet.internal.WebAppServletContext.doSecuredExecute(WebAppServletContext.java:2423) at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2280) at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2258) at weblogic.servlet.internal.ServletRequestImpl.runInternal(ServletRequestImpl.java:1626) at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1586) at weblogic.servlet.provider.ContainerSupportProviderImpl$WlsRequestExecutor.run(ContainerSupportProviderImpl.java:270) at weblogic.invocation.ComponentInvocationContextManager._runAs(ComponentInvocationContextManager.java:348) at weblogic.invocation.ComponentInvocationContextManager.runAs(ComponentInvocationContextManager.java:333) at weblogic.work.LivePartitionUtility.doRunWorkUnderContext(LivePartitionUtility.java:54) at weblogic.work.PartitionUtility.runWorkUnderContext(PartitionUtility.java:41) at weblogic.work.SelfTuningWorkManagerImpl.runWorkUnderContext(SelfTuningWorkManagerImpl.java:617) at weblogic.work.ExecuteThread.execute(ExecuteThread.java:397) at weblogic.work.ExecuteThread.run(ExecuteThread.java:346) Caused By: java.lang.BootstrapMethodError: java.lang.invoke.LambdaConversionException: Invalid receiver type class com.vaadin.ui.CheckBox; not a subtype of implementation receiver type class com.vaadin.ui.ComboBox at com.vaadin.ui.CheckBox.(CheckBox.java:72) at sun.reflect.GeneratedConstructorAccessor369.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:57) at java.lang.reflect.Constructor.newInstance(Constructor.java:436) at com.vaadin.util.ReflectTools.createInstance(ReflectTools.java:277) at com.vaadin.ui.declarative.Design$DefaultComponentFactory.createComponent(Design.java:179) at com.vaadin.ui.declarative.Design$DefaultComponentMapper.tagToComponent(Design.java:249) at com.vaadin.ui.declarative.DesignContext.instantiateComponent(DesignContext.java:569) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:505) at com.vaadin.ui.AbstractOrderedLayout.readDesign(AbstractOrderedLayout.java:471) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:526) at com.vaadin.ui.declarative.Design.designToComponentTree(Design.java:503) at com.vaadin.ui.declarative.Design.read(Design.java:613) at si.ipiramida.web.framework.ui.page.admin.users.UsersList_Design.(UsersList_Design.java:30) at si.ipiramida.web.framework.ui.page.admin.users.UsersListPage.(UsersListPage.java:24) at si.ipiramida.web.framework.ui.page.admin.AdminPage.lambda$0(AdminPage.java:20) at si.ipiramida.web.framework.ui.page.admin.AdminPage$$Lambda$1122.000000003358EAD0.buttonClick(Unknown Source) at sun.reflect.GeneratedMethodAccessor642.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) at java.lang.reflect.Method.invoke(Method.java:507) at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:510) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:211) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:174) at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1033) at com.vaadin.ui.Button.fireClick(Button.java:370) at com.vaadin.ui.Button$1.click(Button.java:57) at sun.reflect.GeneratedMethodAccessor653.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) at java.lang.reflect.Method.invoke(Method.java:507) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:116) at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:445) at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:410) at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:274) at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:90) at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:41) at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1568) at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:381) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:286) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:260) at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:137) at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:350) at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:25) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.websocket.tyrus.TyrusServletFilter.doFilter(TyrusServletFilter.java:266) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:32) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3654) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3620) at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:326) at weblogic.security.service.SecurityManager.runAsForUserCode(SecurityManager.java:196) at weblogic.servlet.provider.WlsSecurityProvider.runAsForUserCode(WlsSecurityProvider.java:203) at weblogic.servlet.provider.WlsSubjectHandle.run(WlsSubjectHandle.java:71) at weblogic.servlet.internal.WebAppServletContext.doSecuredExecute(WebAppServletContext.java:2423) at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2280) at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2258) at weblogic.servlet.internal.ServletRequestImpl.runInternal(ServletRequestImpl.java:1626) at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1586) at weblogic.servlet.provider.ContainerSupportProviderImpl$WlsRequestExecutor.run(ContainerSupportProviderImpl.java:270) at weblogic.invocation.ComponentInvocationContextManager._runAs(ComponentInvocationContextManager.java:348) at weblogic.invocation.ComponentInvocationContextManager.runAs(ComponentInvocationContextManager.java:333) at weblogic.work.LivePartitionUtility.doRunWorkUnderContext(LivePartitionUtility.java:54) at weblogic.work.PartitionUtility.runWorkUnderContext(PartitionUtility.java:41) at weblogic.work.SelfTuningWorkManagerImpl.runWorkUnderContext(SelfTuningWorkManagerImpl.java:617) at weblogic.work.ExecuteThread.execute(ExecuteThread.java:397) at weblogic.work.ExecuteThread.run(ExecuteThread.java:346) Caused By: java.lang.invoke.LambdaConversionException: Invalid receiver type class com.vaadin.ui.CheckBox; not a subtype of implementation receiver type class com.vaadin.ui.ComboBox at java.lang.invoke.AbstractValidatingLambdaMetafactory.validateMetafactoryArgs(AbstractValidatingLambdaMetafactory.java:251) at java.lang.invoke.LambdaMetafactory.altMetafactory(LambdaMetafactory.java:484) at java.lang.invoke.VarargsCollectorHandle.invokeWithArguments(VarargsCollectorHandle.java:46) at java.lang.invoke.MethodHandle.resolveInvokeDynamic(MethodHandle.java:864) at com.vaadin.ui.CheckBox.(CheckBox.java:72) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:88) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:57) at java.lang.reflect.Constructor.newInstance(Constructor.java:436) at com.vaadin.util.ReflectTools.createInstance(ReflectTools.java:277) at com.vaadin.ui.declarative.Design$DefaultComponentFactory.createComponent(Design.java:179) at com.vaadin.ui.declarative.Design$DefaultComponentMapper.tagToComponent(Design.java:249) at com.vaadin.ui.declarative.DesignContext.instantiateComponent(DesignContext.java:569) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:505) at com.vaadin.ui.AbstractOrderedLayout.readDesign(AbstractOrderedLayout.java:471) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:526) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:506) at com.vaadin.ui.AbstractOrderedLayout.readDesign(AbstractOrderedLayout.java:471) at com.vaadin.ui.declarative.DesignContext.readDesign(DesignContext.java:526) at com.vaadin.ui.declarative.Design.designToComponentTree(Design.java:503) at com.vaadin.ui.declarative.Design.read(Design.java:613) at si.ipiramida.web.callcenter.ui.knowledgebase.KnowledgeBase_Design.(KnowledgeBase_Design.java:33) at si.ipiramida.web.callcenter.ui.knowledgebase.KnowledgeBasePage.(KnowledgeBasePage.java:34) at si.ipiramida.web.callcenter.ui.CallCenterPage.lambda$2(CallCenterPage.java:68) at si.ipiramida.web.callcenter.ui.CallCenterPage$$Lambda$1013.000000003358FBF0.buttonClick(Unknown Source) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:95) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) at java.lang.reflect.Method.invoke(Method.java:507) at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:510) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:211) at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:174) at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1033) at com.vaadin.ui.Button.fireClick(Button.java:370) at com.vaadin.ui.Button$1.click(Button.java:57) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:95) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:55) at java.lang.reflect.Method.invoke(Method.java:507) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155) at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:116) at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:445) at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:410) at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:274) at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:90) at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:41) at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1568) at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:381) at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:286) at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:260) at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:137) at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:350) at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:25) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.websocket.tyrus.TyrusServletFilter.doFilter(TyrusServletFilter.java:266) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:32) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3654) at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3620) at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:326) at weblogic.security.service.SecurityManager.runAsForUserCode(SecurityManager.java:196) at weblogic.servlet.provider.WlsSecurityProvider.runAsForUserCode(WlsSecurityProvider.java:203) at weblogic.servlet.provider.WlsSubjectHandle.run(WlsSubjectHandle.java:71) at weblogic.servlet.internal.WebAppServletContext.doSecuredExecute(WebAppServletContext.java:2423) at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2280) at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2258) at weblogic.servlet.internal.ServletRequestImpl.runInternal(ServletRequestImpl.java:1626) at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1586) at weblogic.servlet.provider.ContainerSupportProviderImpl$WlsRequestExecutor.run(ContainerSupportProviderImpl.java:270) at weblogic.invocation.ComponentInvocationContextManager._runAs(ComponentInvocationContextManager.java:348) at weblogic.invocation.ComponentInvocationContextManager.runAs(ComponentInvocationContextManager.java:333) at weblogic.work.LivePartitionUtility.doRunWorkUnderContext(LivePartitionUtility.java:54) at weblogic.work.PartitionUtility.runWorkUnderContext(PartitionUtility.java:41) at weblogic.work.SelfTuningWorkManagerImpl.runWorkUnderContext(SelfTuningWorkManagerImpl.java:617) at weblogic.work.ExecuteThread.execute(ExecuteThread.java:397) at weblogic.work.ExecuteThread.run(ExecuteThread.java:346) >