Ошибка при сборке проекта unity?

UnityEditor.BuildPlayerWindow+BuildMethodException: 2 errors
  at UnityEditor.BuildPlayerWindow+DefaultBuildMethods.BuildPlayer (UnityEditor.BuildPlayerOptions options) [0x002ca] in <50f55621a2ca4f31a35283e2979a8bf5>:0 
  at UnityEditor.BuildPlayerWindow.CallBuildMethods (System.Boolean askForBuildLocation, UnityEditor.BuildOptions defaultBuildOptions) [0x00080] in <50f55621a2ca4f31a35283e2979a8bf5>:0 
UnityEngine.GUIUtility:ProcessEvent (int,intptr,bool&)

Несколько раз пересобрал, все равно эта ошибка.