Exception in generated screen in Studio v 11.10

I have generated browser and editor screen in the latest version of the studio and got the following exception:

java.lang.IllegalArgumentException: Unable to create screen erp$VatGroupAccount.browse with type FRAGMENT
at com.haulmont.cuba.web.sys.WebScreens.createScreen(WebScreens.java:181)
at com.haulmont.cuba.web.sys.WebScreens.create(WebScreens.java:175)
at com.haulmont.cuba.gui.config.MenuItemCommands$ScreenCommand.run(MenuItemCommands.java:212)
at com.haulmont.cuba.web.sys.SideMenuBuilder$MenuCommandExecutor.accept(SideMenuBuilder.java:264)
at com.haulmont.cuba.web.sys.SideMenuBuilder$MenuCommandExecutor.accept(SideMenuBuilder.java:249)
at com.haulmont.cuba.web.gui.components.mainwindow.WebSideMenu$MenuItemImpl.menuSelected(WebSideMenu.java:569)
at com.haulmont.cuba.web.widgets.CubaSideMenu$1.menuItemTriggered(CubaSideMenu.java:90)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:153)
at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:115)
at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:431)
at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:396)
at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:260)
at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:82)
at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:40)
at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1577)
at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:425)
at com.haulmont.cuba.web.sys.CubaApplicationServlet.serviceAppRequest(CubaApplicationServlet.java:329)
at com.haulmont.cuba.web.sys.CubaApplicationServlet.service(CubaApplicationServlet.java:215)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:107)
at org.springframework.web.filter.CompositeFilter.doFilter(CompositeFilter.java:73)
at com.haulmont.cuba.web.sys.CubaHttpFilter.doFilter(CubaHttpFilter.java:108)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:668)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1417)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:748)

Here is my browser screen generated by the Studio

<?xml version="1.0" encoding="UTF-8" standalone="no"?>

<window xmlns="http://schemas.haulmont.com/cuba/screen/window.xsd"
    caption="msg://browseCaption"
    focusComponent="vatGroupAccountsTable"
    messagesPack="com.myapp.web.acct.vatgroupaccount">
<data readOnly="true">
    <collection id="vatGroupAccountsDc"
                class="com.mayapp.entity.acct.VatGroupAccount"
                view="vatGroupAccountBrowse-view">
        <loader id="vatGroupAccountsDl">
            <query>
                <![CDATA[select e from erp$VatGroupAccount e]]>
            </query>
        </loader>
    </collection>
</data>
<dialogMode height="600"
            width="800"/>
<layout expand="vatGroupAccountsTable"
        spacing="true">
    <filter id="filter"
            applyTo="vatGroupAccountsTable"
            dataLoader="vatGroupAccountsDl">
        <properties include=".*"/>
    </filter>
    <groupTable id="vatGroupAccountsTable"
                width="100%"
                dataContainer="vatGroupAccountsDc">
        <actions>
            <action id="create" type="create"/>
            <action id="edit" type="edit"/>
            <action id="remove" type="remove"/>
        </actions>
        <columns>
            <column id="tenantId"/>
            <column id="name"/>
            <column id="description"/>
            <column id="vatBusinessPartnerGroup"/>
            <column id="vatProductGroup"/>
        </columns>
        <rowsCount/>
        <buttonsPanel id="buttonsPanel"
                      alwaysVisible="true">
            <button id="createBtn" action="vatGroupAccountsTable.create"/>
            <button id="editBtn" action="vatGroupAccountsTable.edit"/>
            <button id="removeBtn" action="vatGroupAccountsTable.remove"/>
        </buttonsPanel>
    </groupTable>
    <hbox id="lookupActions" spacing="true" visible="false">
        <button action="lookupSelectAction"/>
        <button action="lookupCancelAction"/>
    </hbox>
</layout>
</window>

Controller

@UiController("erp$VatGroupAccount.browse")
@UiDescriptor("vat-group-account-browse.xml")
@LookupComponent("vatGroupAccountsTable")
@LoadDataBeforeShow
public class VatGroupAccountBrowse extends StandardLookup<VatGroupAccount> {
}

Is it a bug in the latest version of the studio?

Hi,

It seems that screens.xml contains a screen definition with the same id.

Gleb

Thanks Gleb, it was exactly that. Wondering why it was not removed automatically when I deleted the screen!!