Creating Shortcut with StartWorkoutIntent always nil

Trying to create a shortcut for default StartWorkoutIntent but alwasy return nil. Anybody have similar problem or know what might be the problem?

if let shortcut = INShortcut(intent: startWorkoutIntent) {


    let relevantShortcut = INRelevantShortcut(shortcut: shortcut)
    relevantShortcut.shortcutRole = INRelevantShortcutRole.action

}