bros do u have this problem?

all bros, i would like to share a problem here. i felt hard to cum when i was fuking the mm. i fuked her before, we both cumed but took very long (20) mins i think. visited her yesterday, we tried 30 mins and i can't cum, but she cumed 2 times. what's wrong with me? was it because i dont like her anymore ? but i think i like her. all bros, do u guys have this issue? leave some comment plz, and plz be serious.