Tell me what I’m doing wrong

Hey everyone, I’m stuck. Me and my boyfriend have been trying to get pregnant for a while now and nothing has worked, somone mentioned as a joke what if I couldn’t have kids , and it’s breaking my heart because we are trying to get pregnant

Is there anything you guys did that you think helped ? Any advice would be great

Me and my boyfriend both have very busy schedules so recently we have only been able to try about once a week.

I want more than anything to have a baby please any advice would help