From the last tym when i had sex my penis came out from my girlfriend vagina and in an awkard position i thrust it agaunst her pubic bone after that i lost my erection nd it burns a bit whenever i pee and i cudnt get it up after that but i hv been thnkng about it too mch so is my overthinkng the reason for not having an erection?i dint feel any pain just burining sensation when i pee thats all but have been thinkng about it a lot what shud i do?