output: #fixed code
                               @Override
  	public void contextInitialized(ServletContextEvent event) {
  		checkCDIAvailable();
  		EagerBeansRepository.getInstance().instantiateApplicationScoped();
  		FacesViews.addMappings(event.getServletContext());
  		CacheInitializer.loadProviderAndRegisterFilter(event.getServletContext());
  	}
input: #vulnerable code 
                               @Override
  	public void contextInitialized(ServletContextEvent event) {
  		checkCDIAvailable();
  		BeanManager.INSTANCE.getReference(EagerBeansRepository.class).instantiateApplicationScoped();
  		FacesViews.addMappings(event.getServletContext());
  		CacheInitializer.loadProviderAndRegisterFilter(event.getServletContext());
  	} 
                              #location 4 
                              #vulnerability type NULL_DEREFERENCE