IndexOutOfRangeException

It has come up with the same error 9 times at the same time. IndexOutOfRangeException: Array index is out of range. BaseCharacter.GetVital (Int32 index) (at Assets/Scripts 1/Character Classes/BaseCharacter.cs:77) GameSettings.SaveCharacterData () (at Assets/Scripts 1/GameSettings.cs:44) CharacterGenerator.DisplayCreateButton () (at Assets/Scripts 1/Character Classes/CharacterGenerator.cs:151) CharacterGenerator.OnGUI () (at Assets/Scripts 1/Character Classes/CharacterGenerator.cs:62)

Here is my script it says it is on line 77, Please Help:

using UnityEngine; using System.Collections; using System; //added to access the enum class

public class BaseCharacter : MonoBehaviour { private string _name; private int _level; private uint _freeExp; private Attribute[] _primaryAttribute; private Vital[] _vital; private Skill[] _skill; public void Awake() { _name = string.Empty; _level = 0; _freeExp = 0; _primaryAttribute = new Attribute[Enum.GetValues(typeof(AttributeName)).Length]; _vital = new Vital[Enum.GetValues(typeof(VitalName)).Length]; _skill = new Skill[Enum.GetValues(typeof(SkillName)).Length]; SetupPrimaryAttributes(); SetupVitals(); SetupSkills(); } public string Name { get{ return _name; } set{ _name = value; } } public int Level { get{ return _level; } set{ _level = value; } } public uint FreeExp { get{ return _freeExp; } set{ _freeExp = value; } } public void AddExp(uint exp) { _freeExp += exp; CaluclateLevel(); } //take the average of all of the players skills and assign that as the player level public void CaluclateLevel() { } private void SetupPrimaryAttributes(){ for(int cnt = 0; cnt < _primaryAttribute.Length; cnt++) { _primaryAttribute[cnt] = new Attribute(); } } private void SetupVitals(){ for(int cnt = 0; cnt < _vital.Length; cnt++) _vital[cnt] = new Vital(); SetupVitalModifiers(); } private void SetupSkills(){ for(int cnt = 0; cnt < _skill.Length; cnt++) _skill[cnt] = new Skill(); } public Attribute GetPrimaryAttribute(int index) { return _primaryAttribute[index]; } public Vital GetVital(int index) { return _vital[index]; } public Skill GetSkill(int index) { return _skill[index]; } private void SetupVitalModifiers() { //health GetVital((int)VitalName.Health).AddModifier(new ModifiyingAttribute { attribute = GetPrimaryAttribute((int)AttributeName.Fitness), ratio = 0.5f}); //Energy GetVital((int)VitalName.Energy).AddModifier(new ModifiyingAttribute { attribute = GetPrimaryAttribute((int)AttributeName.Fitness), ratio = 1f}); //Mana GetVital((int)VitalName.Mana).AddModifier(new ModifiyingAttribute { attribute = GetPrimaryAttribute((int)AttributeName.Wisdom), ratio = 1f}); } public void StatUpdate() { for(int cnt = 0; cnt < _vital.Length; cnt++) _vital[cnt].Update (); for(int cnt = 0; cnt < _skill.Length; cnt++) _skill[cnt].Update (); } }