Unity Standard Assest FPS controller errors

I’m using standard assests which i understand has a few errors. How do i fix these problems with the FPS controller assest so i can run it. The wierd thign is it was working before.
This is really annoying why the hell would the creators of untiy not update Standard assets?
HELP PLEASE

NullReferenceException: Object reference not set to an instance of an object
UnityStandardAssets.Characters.FirstPerson.FirstPersonController.UpdateCameraPosition (System.Single speed) (at Assets/Standard Assets/Characters/FirstPersonCharacter/Scripts/FirstPersonController.cs:190)

UnityStandardAssets.Characters.FirstPerson.FirstPersonController.FixedUpdate () (at Assets/Standard Assets/Characters/FirstPersonCharacter/Scripts/FirstPersonController.cs:132)

NullReferenceException: Object reference not set to an instance of an object
UnityStandardAssets.Characters.FirstPerson.FirstPersonController.RotateView () (at Assets/Standard Assets/Characters/FirstPersonCharacter/Scripts/FirstPersonController.cs:240)

UnityStandardAssets.Characters.FirstPerson.FirstPersonController.Update () (at Assets/Standard Assets/Characters/FirstPersonCharacter/Scripts/FirstPersonController.cs:65)

NullReferenceException: Object reference not set to an instance of an object
UnityStandardAssets.Characters.FirstPerson.FirstPersonController.UpdateCameraPosition (System.Single speed) (at Assets/Standard Assets/Characters/FirstPersonCharacter/Scripts/FirstPersonController.cs:198)
UnityStandardAssets.Characters.FirstPerson.FirstPersonController.FixedUpdate () (at Assets/Standard Assets/Characters/FirstPersonCharacter/Scripts/FirstPersonController.cs:132)

NullReferenceException: Object reference not set to an instance of an object
UnityStandardAssets.Characters.FirstPerson.FirstPersonController.Start () (at Assets/Standard Assets/Characters/FirstPersonCharacter/Scripts/FirstPersonController.cs:51)

Can you link to the tutorial you are following and point out how far on you were when things went wrong?