[Rock]

pawn Код:

forward LoadUser_data(playerid,name[],value[]);
public LoadUser_data(playerid,name[],value[])
{
    new str2[128];
    INI_String("Reason",str2,128);
    SInfo[playerid][BReason]=str2;
    return 1;
}

In INI_String you had BanReason but in INI_WriteString had just Reason, the must be the same!