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Cannot create a FXML document with JavaFX and SceneBuilder on Eclipse #92

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Description

@bjj33

Error when trying to make a New FXML document. When I right click on my project -> go to new -> other -> JavaFX folder -> New FXML document, if I click "Next" it does nothing. If I double click I get the following error:
"An error has occurred. See error log for more details. org/eclipse/jface/databinding/swt/WidgetProperties"

The following is the error message, stack trace, and session information.

Message: Problems occurred when invoking code from plug-in: "org.eclipse.jface".

Stack Trace:
java.lang.NoClassDefFoundError: org/eclipse/jface/databinding/swt/WidgetProperties
	at org.eclipse.fx.ide.ui.wizards.AbstractJDTElementPage.createControl(AbstractJDTElementPage.java:109)
	at org.eclipse.jface.wizard.Wizard.createPageControls(Wizard.java:178)
	at org.eclipse.jface.wizard.WizardDialog.createPageControls(WizardDialog.java:744)
	at org.eclipse.jface.wizard.WizardDialog.setWizard(WizardDialog.java:1182)
	at org.eclipse.jface.wizard.WizardDialog.updateForPage(WizardDialog.java:1235)
	at org.eclipse.jface.wizard.WizardDialog.lambda$3(WizardDialog.java:1223)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:74)
	at org.eclipse.jface.wizard.WizardDialog.showPage(WizardDialog.java:1223)
	at org.eclipse.ui.internal.dialogs.NewWizardSelectionPage.advanceToNextPageOrFinish(NewWizardSelectionPage.java:73)
	at org.eclipse.ui.internal.dialogs.NewWizardNewPage.lambda$0(NewWizardNewPage.java:342)
	at org.eclipse.jface.viewers.StructuredViewer$1.run(StructuredViewer.java:780)
	at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45)
	at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:174)
	at org.eclipse.jface.viewers.StructuredViewer.fireDoubleClick(StructuredViewer.java:777)
	at org.eclipse.jface.viewers.AbstractTreeViewer.handleDoubleSelect(AbstractTreeViewer.java:1542)
	at org.eclipse.jface.viewers.StructuredViewer$4.widgetDefaultSelected(StructuredViewer.java:1211)
	at org.eclipse.jface.util.OpenStrategy.fireDefaultSelectionEvent(OpenStrategy.java:272)
	at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:329)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4256)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1066)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4054)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3642)
	at org.eclipse.jface.window.Window.runEventLoop(Window.java:823)
	at org.eclipse.jface.window.Window.open(Window.java:799)
	at org.eclipse.ui.internal.handlers.WizardHandler$New.executeHandler(WizardHandler.java:263)
	at org.eclipse.ui.internal.handlers.WizardHandler.execute(WizardHandler.java:283)
	at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:283)
	at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:97)
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
	at java.base/java.lang.reflect.Method.invoke(Method.java:578)
	at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58)
	at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:317)
	at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:251)
	at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:173)
	at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:156)
	at org.eclipse.core.commands.Command.executeWithChecks(Command.java:488)
	at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:485)
	at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:213)
	at org.eclipse.ui.internal.handlers.LegacyHandlerService.executeCommand(LegacyHandlerService.java:389)
	at org.eclipse.ui.internal.actions.CommandAction.runWithEvent(CommandAction.java:142)
	at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:580)
	at org.eclipse.jface.action.ActionContributionItem.lambda$4(ActionContributionItem.java:414)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4256)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1066)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4054)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3642)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1155)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
	at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1046)
	at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155)
	at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:643)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:550)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:171)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:152)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
	at java.base/java.lang.reflect.Method.invoke(Method.java:578)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
Caused by: java.lang.ClassNotFoundException: org.eclipse.jface.databinding.swt.WidgetProperties cannot be found by org.eclipse.fx.ide.ui_3.8.0.202204150904
	... 67 more

Session Information:
eclipse.buildId=4.26.0.20221201-1200
java.version=19.0.1
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
Framework arguments:  -product org.eclipse.epp.package.java.product
Command-line arguments:  -os win32 -ws win32 -arch x86_64 -product org.eclipse.epp.package.java.product

Activity

  1. Danny0626 commented on Dec 17, 2022

    @Danny0626

    I have same problem with you.Are you solve?

  2. Danny0626 commented on Dec 17, 2022

    @Danny0626

    image

  3. bjj33 commented on Dec 17, 2022

    @bjj33
    Author

    I have same problem with you.Are you solve?

    It seems like WidgetProperties is deprecated in the 12-2022 version. Because of this I had to revert back to the 09-2022 version of Eclipse IDE. That should work.

  4. tomsontom commented on Dec 17, 2022

    @tomsontom
    Contributor

    Well but deprecation should not lead to CNF!

  5. Danny0626 commented on Dec 17, 2022

    @Danny0626
  6. AlAmine-dot commented on Dec 27, 2022

    @AlAmine-dot

    I still have the same problem and can't revert to eclipse 22-09 because I started using it 2 weeks ago, does anybody have a solution to this ?

  7. 1bright1 commented on Dec 30, 2022

    @1bright1

    I also have the same issue^

  8. tomsontom commented on Dec 30, 2022

    @tomsontom
    Contributor

    If the class is really gone (I did not yet check the code) then I guess the only solution is to rewrite the code

  9. Danny0626 commented on Jan 1, 2023

    @Danny0626
  10. 1bright1 commented on Jan 1, 2023

    @1bright1

    Did you pay or did you use the community free version for intellij

  11. Danny0626 commented on Jan 2, 2023

    @Danny0626
  12. hichammounadi commented on Jan 2, 2023

    @hichammounadi

    what if you create the file manually, and just right click on it and open it with scene builder

    for me it works,

  13. Danny0626 commented on Jan 3, 2023

    @Danny0626
  14. 14 remaining items

  15. eidesconselleria commented on Apr 26, 2023

    @eidesconselleria

    Still not working in eclipse 2023-4... I'm using Eclipse Java for just some months, so I'm new on it. And I can't believe I'm having this issue, with the main tool for the main GUI applications library. Does this means nobody uses eclipse with JavaFX?
    Next course I will use Microsoft visual Code or Netbeans

  16. adnanshafiwork commented on Apr 27, 2023

    @adnanshafiwork
  17. ramsand16 commented on Jul 30, 2023

    @ramsand16

    Hi I found a solution in this video i hope that you can fix the problem https://www.youtube.com/watch?v=WPIC-hK4_cg

  18. eidesconselleria commented on Jul 31, 2023

    @eidesconselleria
  19. quinntf commented on Jul 31, 2023

    @quinntf
  20. inmeiastic commented on Aug 18, 2023

    @inmeiastic

    Hola, encontré una solución en este video, espero que puedas solucionar el problema https://www.youtube.com/watch?v=WPIC-hK4_cg

    Me funcionó

  21. k-o-r-o commented on Oct 28, 2023

    @k-o-r-o

    Hi I found a solution in this video i hope that you can fix the problem https://www.youtube.com/watch?v=WPIC-hK4_cg

    Thank you so much dawg, I tired a lot of stuff but that worked. thanks g

  22. bettopv commented on Nov 7, 2023

    @bettopv

    Still don't work in MacOS

  23. Apetree100122 commented on Nov 21, 2023

    @Apetree100122

    org/eclipse/jface/databinding/swt
    /WidgetProperties at org.eclipse.fx.ide.ui.wizards.Abstract
    JDTElementPage.createControl(AbstractJDTElementPage.java:
    109)
    at org.eclipse.jface.wizard.Wizard.createPageControls(Wizard.java:
    178)
    at org.eclipse.jface.wizard.WizardDialog.createPageControls(WizardDialog.java:
    744)
    at org.eclipse.jface.wizard.WizardDialog.setWizard(WizardDialog.java
    :1182)
    at org.eclipse.jface.wizard.WizardDialog.updateForPage(WizardDialog.java:
    1235)
    at org.eclipse.jface.wizard.WizardDialog.lambda$3(WizardDialog.java:
    1223)
    at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:
    74)
    at org.eclipse.jface.wizard.WizardDialog.showPage(WizardDialog.java:
    1223)
    at org.eclipse.ui.internal.dialogs.NewWizardSelectionPage.advanceToNextPageOrFinish(NewWizardSelectionPage.java
    :73)
    at org.eclipse.ui.internal.dialogs.NewWizardNewPage.lambda$0(NewWizardNewPage.java
    :342)
    at org.eclipse.jface.viewers.StructuredViewer$1.run(StructuredViewer.java:780)
    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java
    :45)
    at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java
    :174)
    at org.eclipse.jface.viewers.StructuredViewer.fireDoubleClick(StructuredViewer.jav
    :777)
    at org.eclipse.jface.viewers.AbstractTreeViewer.handleDoubleSelect(AbstractTreeViewer.java:
    1542)
    at org.eclipse.jface.viewers.StructuredViewer$4.widgetDefaultSelected(StructuredViewer.java:
    1211)
    at org.eclipse.jface.util.OpenStrategy.fireDefaultSelectionEvent(OpenStrategy.java:
    272)
    at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java
    :329)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:
    89)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:
    4256)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:
    1066)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java
    :4054)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java
    :3642)
    at org.eclipse.jface.window.Window.runEventLoop(Window.java
    :823)
    at org.eclipse.jface.window.Window.open(Window.java:
    799)
    at org.eclipse.ui.internal.handlers.WizardHandler$New.executeHandler(WizardHandler.java:
    263)
    at org.eclipse.ui.internal.handlers.WizardHandler.execute(WizardHandler.java
    :283)
    at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:283)
    at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:
    97)
    at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:
    104)
    at java.base/java.lang.reflect.Method.invoke(Method.java
    :578)
    at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java
    :58)
    at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java
    317)
    at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:251)
    at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java
    173)
    at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java
    :156)
    at org.eclipse.core.commands.Command.executeWithChecks(Command.java:488)
    at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java
    :485)
    at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java
    :213)
    at org.eclipse.ui.internal.handlers.LegacyHandlerService.executeCommand(LegacyHandlerService.java
    :389)
    at org.eclipse.ui.internal.actions.CommandAction.runWithEvent(CommandAction.java
    :142)
    at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:580)
    at org.eclipse.jface.action.ActionContributionItem.lambda$4(ActionContributionItem.java
    :414)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:
    89)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:
    4256)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java
    :1066)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.jav
    :4054)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java
    :3642)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:
    1155)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java
    :338)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:
    1046)
    at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(
    {{{E4W}}}}
    155)
    at org.eclipse.ui.internal.Workbench.lambda
    $ 3
    (
    Workbench.java
    :643
    )
    at org.eclipse.core.databinding.observable.Realm.runWithDefault
    (
    Realm.java:338
    )at org.eclipse.ui.internal.Workbench.createAndRunWorkbench
    (Workbench.java
    :550
    )at org.eclipse.ui.PlatformUI.createAndRunWorkbench
    (
    PlatformUI.java
    :171
    )
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java
    :152)
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java
    :203)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:
    136
    )
    org.eclipse.core.run
    time.int
    .apt
    Ec
    ALert
    art
    (
    Ecl
    104
    )
    ES
    (
    ES
    :402
    )
    r.ES
    (
    ES
    255
    )
    .DMHA
    (
    DMHA
    :104)
    M
    (
    M
    578
    )
    M
    (
    M
    :659)
    MR
    (
    Main.
    596)
    :1467
    )
    C .CNFE:
    org.eclipse.jf.databinding.swt
    WP
    found by
    org.eclipse.fx
    Ide.ui

                                      380.
                                   202
                                 204
                                     150
                                904
                               67
    

    more
    Session
    If eclipse.Id= 674 260.
    202
    212
    011
    200
    java. ve rs i n=
    190
    1
    = OC
    BL
    OS-win
    32, ARCH=x
    86 [ ]
    64, WS=win
    32, [ ]
    NL {en} ]
    USF arguments: ]
    -product org.eclipse.epp.package.java.product C-line arguments:
    -arc -osx -ws win
    32 - win
    32 -h
    86
    64 -product

  24. Apetree100122 commented on Nov 21, 2023

    @Apetree100122

    Numbers go by themselves
    The ones I broke up all add up top to bottom and the capital letters are Roman numerals

  25. moura92 commented on Nov 27, 2023

    @moura92

    Olá, encontrei uma solução neste vídeo, espero que você possa resolver o problema
    https://www.youtube.com/watch?v=WPIC-hK4_cg

    vim só agradecer pelo video, me ajudou a resolver o problema. muito obrigado!!!

  26. jcjr commented on Aug 13, 2024

    @jcjr

    Hi I found a solution in this video i hope that you can fix the problem https://www.youtube.com/watch?v=WPIC-hK4_cg

    This tricks is correct. Thanks.

  27. malkav30 commented on Feb 23, 2025

    @malkav30

    Strange that no one mentioned this thread on StackOverflow: https://stackoverflow.com/questions/74758570/cant-create-new-fxml-file-in-eclipse

    tl;dr: I had the same issue with Eclipse 2024-12 and e(fx)clipse installed from the marketplace that is the 3.8.0 version. The issue is already fixed in a newer version. You need to add a new software site to get it.

  28. Apetree100122 commented on Mar 7, 2025

    @Apetree100122

    Message:
    Problems occurred when invoking code from

          plug-in:   "org.eclipse.jface".
    

    Stack Trace:
    java.lang.NoClass Def Found.Error:

      org/eclipse/jface/databinding/swt/Widget 
      
       Properties.  org.eclipse.fx.ide.ui.wizards.
    
         
         Abstract. JDT Element Page.createControl.                     
                           (AbstractJDTElementPage.java:109) 
    
                   org.eclipse.jface.wizard.Wizardcreate PageControls
                       _(Wizard.java:178)_ at 
    

    org.eclipse.jface.wizard.Wizard

    Dialog.

    create Page Controls

    (WizardDialog.java:744)
    at org.eclipse.jface.wizard.WizardDialog.setWizard(WizardDialog.java:1182)
    at org.eclipse.jface.wizard.WizardDialog.updateForPage(WizardDialog.java:1235)
    at org.eclipse.jface.wizard.WizardDialog.lambda$3(WizardDialog.java:1223)
    at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:74)
    at org.eclipse.jface.wizard.WizardDialog.showPage(WizardDialog.java:1223)
    at org.eclipse.ui.internal.dialogs.NewWizardSelectionPage.advanceToNextPageOrFinish(NewWizardSelectionPage.java:73)
    at org.eclipse.ui.internal.dialogs.NewWizardNewPage.lambda$0(NewWizardNewPage.java:342)
    at org.eclipse.jface.viewers.StructuredViewer$1.run(StructuredViewer.java:780)
    at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:45)
    at org.eclipse.jface.util.SafeRunnable.run(SafeRunnable.java:174)
    at org.eclipse.jface.viewers.StructuredViewer.fireDoubleClick(StructuredViewer.java:777)
    at org.eclipse.jface.viewers.AbstractTreeViewer.handleDoubleSelect(AbstractTreeViewer.java:1542)
    at org.eclipse.jface.viewers.StructuredViewer$4.widgetDefaultSelected(StructuredViewer.java:1211)
    at org.eclipse.jface.util.OpenStrategy.fireDefaultSelectionEvent(OpenStrategy.java:272)
    at org.eclipse.jface.util.OpenStrategy$1.handleEvent(OpenStrategy.java:329)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4256)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1066)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4054)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3642)
    at org.eclipse.jface.window.Window.runEventLoop(Window.java:823)
    at org.eclipse.jface.window.Window.open(Window.java:799)
    at org.eclipse.ui.internal.handlers.WizardHandler$New.executeHandler(WizardHandler.java:263)
    at org.eclipse.ui.internal.handlers.WizardHandler.execute(WizardHandler.java:283)
    at org.eclipse.ui.internal.handlers.HandlerProxy.execute(HandlerProxy.java:283)
    at org.eclipse.ui.internal.handlers.E4HandlerProxy.execute(E4HandlerProxy.java:97)
    at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
    at java.base/java.lang.reflect.Method.invoke(Method.java:578)
    at org.eclipse.e4.core.internal.di.MethodRequestor.execute(MethodRequestor.java:58)
    at org.eclipse.e4.core.internal.di.InjectorImpl.invokeUsingClass(InjectorImpl.java:317)
    at org.eclipse.e4.core.internal.di.InjectorImpl.invoke(InjectorImpl.java:251)
    at org.eclipse.e4.core.contexts.ContextInjectionFactory.invoke(ContextInjectionFactory.java:173)
    at org.eclipse.e4.core.commands.internal.HandlerServiceHandler.execute(HandlerServiceHandler.java:156)
    at org.eclipse.core.commands.Command.executeWithChecks(Command.java:488)
    at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:485)
    at org.eclipse.e4.core.commands.internal.HandlerServiceImpl.executeHandler(HandlerServiceImpl.java:213)
    at org.eclipse.ui.internal.handlers.LegacyHandlerService.executeCommand(LegacyHandlerService.java:389)
    at org.eclipse.ui.internal.actions.CommandAction.runWithEvent(CommandAction.java:142)
    at org.eclipse.jface.action.ActionContributionItem.handleWidgetSelection(ActionContributionItem.java:580)
    at org.eclipse.jface.action.ActionContributionItem.lambda$4(ActionContributionItem.java:414)
    at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
    at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4256)
    at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1066)
    at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4054)
    at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3642)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$5.run(PartRenderingEngine.java:1155)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
    at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1046)
    at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:155)
    at org.eclipse.ui.internal.Workbench.lambda$3(Workbench.java:643)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:338)
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:550)
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:171)
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:152)
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
    at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
    at java.base/java.lang.reflect.Method.invoke(Method.java:578)
    org.eclipse.equinox.launcher.Main.invokeFramework
    (Main.java:659)
    org.eclipse.equinox.launcher.Main.basic
    Run
    (Main.java:596)
    org.eclipse.equinox.launcher.Main.run
    (Main.java:1467)
    Caused by: java.lang.
    Class Not Found Exception: org.eclipse.jface.data binding.swt.Widget
    Properties cannot be found
    by org.eclipse.fx.ide.ui_3.8.0.
    20 22 04 15 09 04

    Session Information: eclipse.build
    Id=4.26.0.
    2022
    1201-1200.
    java.version=19.0.1
    java.vendor= Oracle
    Corporation Boot Loader
    constants: OS=
    win32,
    ARCH=
    x86_64,

    WS=
    win32,
    en_US

    Framework arguments:

    -product org.eclipse.epp.package.java.product

    Command-line arguments:

    -os win32 -ws win32
    -arch x86_64
    -product org.eclipse.epp.package.java.product

  29. sf13ml commented on May 29, 2025

    @sf13ml

    what if you create the file manually, and just right click on it and open it with scene builder

    for me it works,

    KING

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