@NotNull
  @Override
  public Collection<UnloadedModuleDescription> getUnloadedModulesBelongingToScope() {
    Project project = getProject();
    return project != null ? ModuleManager.getInstance(project).getUnloadedModuleDescriptions() : Collections.emptySet();
  }
@NotNull
  @Override
  public Collection<UnloadedModuleDescription> getUnloadedModulesBelongingToScope()