Exception on regenerate diagrams

[antonio-petricca]

I am using the latest IntelliJ community edition with the two required plugins.

I created a PUML file, but when I click on the Regenerate diagrams feature, I get an error.

Here the IntelliJ log:

2023-01-26 12:49:45,031 [ 304077]   WARN - #c.i.o.o.n.SettingsTreeView$MyBuilder - 'AbstractTreeBuilder' is going to be dropped soon and must not be used
com.intellij.diagnostic.PluginException: 'AbstractTreeBuilder' is going to be dropped soon and must not be used
	at com.intellij.diagnostic.PluginProblemReporterImpl.createPluginExceptionByClass(PluginProblemReporterImpl.java:23)
	at com.intellij.diagnostic.PluginException.createByClass(PluginException.java:83)
	at com.intellij.ide.util.treeView.AbstractTreeBuilder.<init>(AbstractTreeBuilder.java:60)
	at com.intellij.ide.util.treeView.AbstractTreeBuilder.<init>(AbstractTreeBuilder.java:55)
	at com.intellij.ide.util.treeView.AbstractTreeBuilder.<init>(AbstractTreeBuilder.java:47)
	at com.intellij.ui.treeStructure.filtered.FilteringTreeBuilder.<init>(FilteringTreeBuilder.java:46)
	at com.intellij.openapi.options.newEditor.SettingsTreeView$MyBuilder.<init>(SettingsTreeView.java:931)
	at com.intellij.openapi.options.newEditor.SettingsTreeView.<init>(SettingsTreeView.java:174)
	at com.intellij.openapi.options.newEditor.SettingsDialog.treeViewFactory(SettingsDialog.java:89)
	at com.intellij.openapi.options.newEditor.SettingsEditor.<init>(SettingsEditor.java:194)
	at com.intellij.openapi.options.newEditor.SettingsDialog.<init>(SettingsDialog.java:65)
	at com.intellij.openapi.options.newEditor.SettingsDialogFactory.create(SettingsDialogFactory.java:38)
	at com.intellij.ide.actions.ShowSettingsUtilImpl.getDialog(ShowSettingsUtilImpl.java:39)
	at com.intellij.ide.actions.ShowSettingsUtilImpl.showSettingsDialog(ShowSettingsUtilImpl.java:90)
	at com.intellij.ide.actions.ShowSettingsAction.perform(ShowSettingsAction.java:60)
	at com.intellij.ide.actions.ShowSettingsAction.actionPerformed(ShowSettingsAction.java:47)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.doPerformActionOrShowPopup(ActionUtil.java:323)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.lambda$performActionDumbAwareWithCallbacks$4(ActionUtil.java:302)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.performDumbAwareWithCallbacks(ActionUtil.java:346)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.performActionDumbAwareWithCallbacks(ActionUtil.java:302)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.invokeAction(ActionUtil.java:524)
	at com.intellij.ui.popup.ActionPopupStep.performAction(ActionPopupStep.java:252)
	at com.intellij.ui.popup.ActionPopupStep.lambda$onChosen$1(ActionPopupStep.java:229)
	at com.intellij.ui.popup.AbstractPopup.lambda$dispose$17(AbstractPopup.java:1585)
	at com.intellij.openapi.wm.impl.FocusManagerImpl.lambda$doWhenFocusSettlesDown$3(FocusManagerImpl.java:173)
	at com.intellij.util.ui.EdtInvocationManager.invokeLaterIfNeeded(EdtInvocationManager.java:33)
	at com.intellij.ide.IdeEventQueue.ifFocusEventsInTheQueue(IdeEventQueue.java:176)
	at com.intellij.ide.IdeEventQueue.executeWhenAllFocusEventsLeftTheQueue(IdeEventQueue.java:129)
	at com.intellij.openapi.wm.impl.FocusManagerImpl.doWhenFocusSettlesDown(FocusManagerImpl.java:169)
	at com.intellij.openapi.wm.impl.FocusManagerImpl.doWhenFocusSettlesDown(FocusManagerImpl.java:163)
	at com.intellij.ui.popup.AbstractPopup.dispose(AbstractPopup.java:1583)
	at com.intellij.ui.popup.WizardPopup.dispose(WizardPopup.java:165)
	at com.intellij.ui.popup.list.ListPopupImpl.dispose(ListPopupImpl.java:377)
	at com.intellij.ui.popup.PopupFactoryImpl$ActionGroupPopup.dispose(PopupFactoryImpl.java:288)
	at com.intellij.openapi.util.ObjectTree.runWithTrace(ObjectTree.java:127)
	at com.intellij.openapi.util.ObjectTree.executeAll(ObjectTree.java:159)
	at com.intellij.openapi.util.Disposer.dispose(Disposer.java:243)
	at com.intellij.openapi.util.Disposer.dispose(Disposer.java:231)
	at com.intellij.ui.popup.WizardPopup.disposeAllParents(WizardPopup.java:269)
	at com.intellij.ui.popup.list.ListPopupImpl.disposePopup(ListPopupImpl.java:470)
	at com.intellij.ui.popup.list.ListPopupImpl.handleNextStep(ListPopupImpl.java:497)
	at com.intellij.ui.popup.list.ListPopupImpl._handleSelect(ListPopupImpl.java:464)
	at com.intellij.ui.popup.list.ListPopupImpl.handleSelect(ListPopupImpl.java:412)
	at com.intellij.ui.popup.PopupFactoryImpl$ActionGroupPopup.handleSelect(PopupFactoryImpl.java:300)
	at com.intellij.ui.popup.list.ListPopupImpl$MyMouseListener.mouseReleased(ListPopupImpl.java:666)
	at java.desktop/java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:298)
	at java.desktop/java.awt.Component.processMouseEvent(Component.java:6648)
	at java.desktop/javax.swing.JComponent.processMouseEvent(JComponent.java:3392)
	at com.intellij.ui.popup.list.ListPopupImpl$MyList.processMouseEvent(ListPopupImpl.java:731)
	at java.desktop/java.awt.Component.processEvent(Component.java:6413)
	at java.desktop/java.awt.Container.processEvent(Container.java:2266)
	at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5022)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2324)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4854)
	at java.desktop/java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4948)
	at java.desktop/java.awt.LightweightDispatcher.processMouseEvent(Container.java:4575)
	at java.desktop/java.awt.LightweightDispatcher.dispatchEvent(Container.java:4516)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2310)
	at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2802)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4854)
	at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:781)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:730)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:724)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:97)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:754)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:752)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
	at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:751)
	at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:909)
	at com.intellij.ide.IdeEventQueue.dispatchMouseEvent(IdeEventQueue.java:831)
	at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:753)
	at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$5(IdeEventQueue.java:437)
	at com.intellij.openapi.progress.impl.CoreProgressManager.computePrioritized(CoreProgressManager.java:772)
	at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$6(IdeEventQueue.java:436)
	at com.intellij.openapi.application.TransactionGuardImpl.performActivity(TransactionGuardImpl.java:113)
	at com.intellij.ide.IdeEventQueue.performActivity(IdeEventQueue.java:615)
	at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$7(IdeEventQueue.java:434)
	at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:813)
	at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:480)
	at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:207)
	at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:128)
	at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:117)
	at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:113)
	at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:105)
	at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:92)