In file:GameGamekit.m file line 235 change range.location = 0; to range.location = 1;
Otherwise you get this error: Leaderboard range {0,25} must have a location >= 1 and a range <= 100
In file:GameClass.mm - On line 186 - add another ,"" in this list
Score gscores = {"", "", "", "", 0}; change to Score gscores = {"", "", "", "", "", 0};
Otherwise you get Thread 1: signal SIGABRT error.
typedef struct Score
{
std::string rank;
std::string score;
std::string name;
std::string playerId;
std::string pic;
int timestamp;
} Score;