UI (Having Problems)

For some reason im having problems with the UI. Whenever I finish the whole UI, save file, exit out of the file, and come back into the file, only half of my UI shows and not rest of the work I did with UI. I will keep working on it and hopefully I can fix this problem.

Google Drive

https://drive.google.com/drive/folders/0B_H1X-0DsSBUWWpfVHdUQTFDNEk

Link to the level

https://drive.google.com/file/d/0B9u6tGHszDlPS2F3SjNjQ3FHam8/view?usp=sharing

EnemyHealth Script

using UnityEngine;

public class EnemyHealth : MonoBehaviour

{

                public int startingHealth = 100;       // The amount of health the enemy starts the game with.

                public int currentHealth;              // The current health the enemy has.

    //public float sinkSpeed = 2.5f;

                public int scoreValue = 10;            // The amount added to the player's score when the enemy dies.

    //public AudioClip deathClip;

                Animator m_animator;                    // Reference to the animator.

    //AudioSource m_enemyAudio;

                ParticleSystem m_hitParticles;          // Reference to the particle system that plays when the enemy is damaged.

                CapsuleCollider m_capsuleCollider;      // Reference to the capsule collider.

                bool isDead;                            // Whether the enemy is dead.

    //bool isSinking;

    void Awake ()

    {

                                // Setting up the references.

        m_animator = GetComponent <Animator> ();

        m_hitParticles = GetComponentInChildren <ParticleSystem> ();

        m_capsuleCollider = GetComponent <CapsuleCollider> ();

                       // Setting the current health when the enemy first spawns

                          currentHealth = startingHealth;

    }

    public void TakeDamage (int amount, Vector3 hitPoint)

    {

                                // If the enemy is dead...

                                if(isDead)

                                                // ... no need to take damage so exit the function.

                                                return;

                                //m_enemyAudio.Play ();

                                // Reduce the current health by the amount of damage sustained.

        currentHealth -= amount;

           

                                // Set the position of the particle system to where the hit was sustained.

                                m_hitParticles.transform.position = hitPoint;

       

                                // And play the particles.

                                m_hitParticles.Play();

                                // If the current health is less than or equal to zero...

                                if(currentHealth <= 0)

        {

                                                // ... the enemy is dead.

                                                Death ();

        }

    }

    void Death ()

    {

                                // ... the enemy is dead.

                                isDead = true;

                                // Turn the collider into a trigger so shots can pass through it.

                                m_capsuleCollider.isTrigger = true;

                                // Tell the animator that the enemy is dead.

                                m_animator.SetTrigger ("Dead");

        //m_enemyAudio.clip = deathClip;

        //m_enemyAudio.Play ();

                                ScoreManager.score += scoreValue;

    }

}