He is most likely having the same problem as me which is at first it will say Error
ac Could Not Update then other times if u try to connect it will just crash after the connection sucsesful screen its not a LVP bug lvp uses SAC Samp Anti Cheat 
I was told to try to add samp.exe and gta_sa exe to exceptions list in Firewall and A/V (Antivirus). But no luck for me. Not sure if there is a sure enough and well explained fix for this but u can search Errorac Could Not Update on http://forum.sa-mp.com/ section thing... then it will show some topics about it and So far none have helped me but they might help you hope i helped 
ac Could Not Update then other times if u try to connect it will just crash after the connection sucsesful screen its not a LVP bug lvp uses SAC Samp Anti Cheat I was told to try to add samp.exe and gta_sa exe to exceptions list in Firewall and A/V (Antivirus). But no luck for me. Not sure if there is a sure enough and well explained fix for this but u can search Error
ac Could Not Update on http://forum.sa-mp.com/ section thing... then it will show some topics about it and So far none have helped me but they might help you hope i helpedÂ
joke ^^