Jason Euell's young Addicks fell to a 3-1 defeat at the hands of Sheffield Wednesday on August 21st.
A strong Owls side were 3-0 ahead by the 46th minute, including a stunning individual strike from Portugal international Lucas João and while Matt Carter managed to pull a goal back for Charlton before the hour mark, it was not enough to get them back in contention as they suffered a second consecutive loss.
Charlton U23s: Maynard-Brewer, Yao, Bowry, Cummings, Edwards, Maloney, Carter, Mascoll (Anderson 57), Yamfam, Fernandes, Umerah.
Subs (not used): Beeney, Sarpong-Wiredu, Doughty.
Goal: Carter 58