Question Summary:
if you are fasting and sperm comes out accidently while your sleeping dose that mean your fast is not valid

Question Detail:

if you are fasting and sperm comes out accidently while your sleeping dose that mean your fast is not valid

Answer :

In the name of Allah, Most Gracious, Most Merciful
Assalaamu `alaykum waRahmatullahi Wabarakatoh
If by your statement “sperms come out accidently” you mean wet dream,  then that does no invalidate the fast.
Wassalam


Mufti Ebrahim Desai
Darul Iftaa, Madrassah In'aamiyyah