Fixed #345

Fixed bug

AssetStudio/Math/Vector3.cs

@@ -26,8 +26,7 @@ namespace AssetStudio
                     case 0: return X;
                     case 1: return Y;
                     case 2: return Z;
-                    default:
-                        throw new IndexOutOfRangeException("Invalid Vector3 index!");
+                    default: throw new ArgumentOutOfRangeException(nameof(index), "Invalid Vector3 index!");
                 }
             }
 
@@ -38,8 +37,7 @@ namespace AssetStudio
                     case 0: X = value; break;
                     case 1: Y = value; break;
                     case 2: Z = value; break;
-                    default:
-                        throw new IndexOutOfRangeException("Invalid Vector3 index!");
+                    default: throw new ArgumentOutOfRangeException(nameof(index), "Invalid Vector3 index!");
                 }
             }
         }