Bug 309997 Duplicate mnemonics on Linked Resources preference page
I20100414-2000. Duplicate mnemonics on Linked Resources preference page. LinkedResourcesPreference_link=&Link linkedResourcesPreference_copy=&Copy LinkedResourcesPreference_linkAndVirtualFolder=Link and create &virtual folders Are used for two different UI widgets and hence the mnemonics collide.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/ResourceDragAndDropEditor.java
class PreferenceGroup
	{
		String preferenceKey;
		String title;
		String[] labels;
		String[] values;