Error same request within a second: 4

I am trying to upload a high score to dreamlo and am getting an error.
“ERROR SAME REQUEST WITHIN A SECOND: 4
UnityEngine.MonoBehaviour:print(Object)
HighScoreManager:FormatHighscores(String) (at Assets/Scripts/HighScoreManager.cs:68)
d__10:MoveNext() (at Assets/Scripts/HighScoreManager.cs:52)
UnityEngine.SetupCoroutine:InvokeMoveNext(IEnumerator, IntPtr)”

using System.Collections;
using UnityEngine;
using UnityEngine.Networking;

public class HighScoreManager : MonoBehaviour
{
    const string privateCode = "";
    const string publicCode = "";
    const string webURL = "http://dreamlo.com/lb/";

    DisplayHighScore highscoreDisplay;
    public Highscore[] highscoresList;
    static HighScoreManager instance;

    void Awake()
    {
        highscoreDisplay = GetComponent<DisplayHighScore>();
        instance = this;
    }

    public static void AddNewHighscore(string username, int score)
    {
        instance.StartCoroutine(instance.UploadNewHighscore(username, score));
    }

    IEnumerator UploadNewHighscore(string username, int score)
    {
        WWW www = new WWW(webURL + privateCode + "/add/" + UnityWebRequest.EscapeURL(username) + "/" + score);
        yield return www;

        if (string.IsNullOrEmpty(www.error))
        {
            print("Upload Successful");
            DownloadHighscores();
        }
        else
        {
            print("Error uploading: " + www.error);
        }
    }

    public void DownloadHighscores()
    {
        StartCoroutine("DownloadHighscoresFromDatabase");
    }

    IEnumerator DownloadHighscoresFromDatabase()
    {
        WWW www = new WWW(webURL + publicCode + "/pipe/");
        yield return www;

        FormatHighscores(www.text);
        highscoreDisplay.OnHighscoresDownloaded(highscoresList);
    }

    void FormatHighscores(string textStream)
    {
        string[] entries = textStream.Split(new char[] { '

’ }, System.StringSplitOptions.RemoveEmptyEntries);
highscoresList = new Highscore[entries.Length];

        for (int i = 0; i < entries.Length; i++)
        {
            string[] entryInfo = entries*.Split(new char[] { '|' });*

string username = entryInfo[0];
int score = int.Parse(entryInfo[1]);
highscoresList = new Highscore(username, score);
print(highscoresList_.username + ": " + highscoresList*.score);
}
}
}*_

public struct Highscore
{
public string username;
public int score;

public Highscore(string _username, int _score)
{
username = _username;
score = _score;
}
}
I have tried looking for a solution and have not found anything.

@kailanadams02 did you find any solution for this issue?
edit - i found a fix replace /pipe/ with /pipe