アプリケーションを実行しようとすると、常に以下の例外が発生します。それ以外はすべてうまく動作します。RCPアプリケーション "コマンドが定義されていません"エラー
java.lang.Exception
at org.eclipse.jface.action.ExternalActionManager$CommandCallback.isActive(ExternalActionManager.java:370)
at org.eclipse.jface.action.ActionContributionItem.isCommandActive(ActionContributionItem.java:647)
at org.eclipse.jface.action.ActionContributionItem.isVisible(ActionContributionItem.java:703)
at org.eclipse.jface.action.MenuManager.isChildVisible(MenuManager.java:999)
at org.eclipse.jface.action.MenuManager.isVisible(MenuManager.java:567)
at org.eclipse.jface.action.MenuManager.isChildVisible(MenuManager.java:999)
at org.eclipse.jface.action.MenuManager.update(MenuManager.java:763)
at org.eclipse.jface.action.MenuManager.update(MenuManager.java:682)
at org.eclipse.jface.action.MenuManager.createMenuBar(MenuManager.java:197)
at org.eclipse.jface.action.MenuManager.createMenuBar(MenuManager.java:213)
at org.eclipse.ui.internal.WorkbenchWindow.createDefaultContents(WorkbenchWindow.java:1069)
at org.eclipse.ui.internal.WorkbenchWindowConfigurer.createDefaultContents(WorkbenchWindowConfigurer.java:623)
at org.eclipse.ui.application.WorkbenchWindowAdvisor.createWindowContents(WorkbenchWindowAdvisor.java:300)
at org.eclipse.ui.internal.WorkbenchWindow.createContents(WorkbenchWindow.java:1036)
at org.eclipse.jface.window.Window.create(Window.java:431)
at org.eclipse.ui.internal.Workbench$22.runWithException(Workbench.java:1211)
at org.eclipse.ui.internal.StartupThreading$StartupRunnable.run(StartupThreading.java:31)
at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)