As the error was carried out from the god Indra, he grants Hanuman a want that his entire body could be as solid as Indra's Vajra, and that his Vajra can also not hurt him. Together with Indra other gods have also granted him wishes: the God Agni granted Hanuman https://erickbqguj.blog2freedom.com/36978073/the-best-side-of-hanuman