Bug 52585 [About] "more info" on plugin in about box puts up error dialog
Select Help | About | Plug-In Details. In the dialog select the Plug-In Core Boot. Click "More Info" Get an error dialog with title "bundleentry://16/about.html" and text "Windows cannot access the specified device path or file. You may not have the appropriate permissions to access the item."
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/AboutPluginsDialog.java
new Object[] {title});
			}
		} 
		if (title != null)
			newShell.setText(title);
		WorkbenchHelp.setHelp(
			newShell,
			helpContextId);
	}
	/**
	 * Add buttons to the dialog's button bar.
	 *
	 * Subclasses should override.
	 *
	 * @param parent the button bar composite
	 */
	protected void createButtonsForButtonBar(Composite parent) {
		parent.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	
		moreInfo = createButton(parent, MORE_ID, IDEWorkbenchMessages.getString("AboutPluginsDialog.moreInfo"), false); 
		
		moreInfo.setEnabled(tableHasSelection() & selectionHasInfo());
		Label l = new Label(parent, SWT.NONE);
		l.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
		GridLayout layout = (GridLayout)parent.getLayout();
		layout.numColumns++;
		layout.makeColumnsEqualWidth = false;
	
		createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
	}