As the error was finished because of the god Indra, he grants Hanuman a wish that his system can be as potent as Indra's Vajra, and that his Vajra may also not hurt him. In conjunction with Indra other gods have also granted him needs: the God Agni granted Hanuman https://hanumantempleinadelaide.news.blog/2024/03/29/exploring-the-shani-dev-mandir-in-adelaide/