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Question by jarakbans · Sep 07, 2019 at 11:53 AM · 2dontriggerexitontriggerenter2d

why OnTriggerEnter2d runs four-time?

I increment my score when the player touches the obstacle? but OnTriggerEnter2d run four-time I don't know why??

 Script:playercontroll.cs
 
 public Text scoretext;
 
 Script:playerscore.cs
 
 public static class playerscore            
 {
     public static int Score = 0;
 }
 
 Script:Obstacle.cs
 
     int incrementscore = 5;
 
     void OnTriggerEnter2D(Collider2D other)
     {
         //obstacle collided with player
         foreach (Transform child in transform)  //multiple child obstacle(8)
         {
               Debug.Log("Inside foreach"); //4 times run 
              //StartCoroutine(gameover());
         }
        IncrementScore();
        //here give an error also Object reference not set to an instance of an object Obstacle.OnTriggerExit2D
        playercontroll.Instance.scoretext.text = playerscore.Score.ToString();  
        Debug.Log("Inside foreach1 Outside of for each loop");  //not run debug.log when I put outside for each loop see my image
     }
 
     void IncrementScore()
     {
         Debug.Log("Inside Increment score"); //4 times run 
         playerscore.Score = playerscore.Score + incrementscore;
         //print(playerscore.Score);
         //Debug.LogError("" + playerscore.Score);
 
          PlayerPrefs.GetInt("score", playerscore.Score);
         //print(PlayerPrefs.GetInt("score", playerscore.Score));
 
         PlayerPrefs.SetInt("score", playerscore.Score);
 
     }
 
     IEnumerator gameover()    
     {
         yield return new WaitForSeconds(1.5f);
 
         string currentScenes = SceneManager.GetActiveScene().name;
         //Debug.Log("currentsceneload:" + currentScenes);
 
         SceneManager.LoadScene(currentScenes.ToString(), LoadSceneMode.Single);
         //Debug.Log("currentscene1:" + LoadSceneMode.Single);
 
     }

can i use ontriggerexit2d or not??

Image1:

alt text

Image2: alt text

secondlog.png (7.1 kB)
obstacleis.png (17.2 kB)
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