diff --git a/LaDOSE.Src/LaDOSE.Service/Interface/IChallongeProvider.cs b/LaDOSE.Src/LaDOSE.Service/Interface/IChallongeProvider.cs
index 7ec461e..a864fb0 100644
--- a/LaDOSE.Src/LaDOSE.Service/Interface/IChallongeProvider.cs
+++ b/LaDOSE.Src/LaDOSE.Service/Interface/IChallongeProvider.cs
@@ -10,11 +10,12 @@ namespace LaDOSE.Business.Interface
     {
         Task<string> GetLastTournament();
         string GetLastTournamentMessage();
-        Task<TournamentResult> CreateTournament(string name, string url);
+        Task<TournamentResult> CreateTournament(string name, string url, DateTime? startAt);
         Task<ParticipantResult> AddPlayer(int tournamentId, string userName);
 
         Task<List<Tournament>> GetTournaments(DateTime? start, DateTime? end);
         Task<List<Participent>> GetParticipents(int idTournament);
         Task<Tournament> GetTournament(int idTournament);
+        Task<Tournament> GetTournament(string urlTournament);
     }
 }
\ No newline at end of file
diff --git a/LaDOSE.Src/LaDOSE.Service/Provider/ChallongeProvider.cs b/LaDOSE.Src/LaDOSE.Service/Provider/ChallongeProvider.cs
index 0648fe6..dd570cd 100644
--- a/LaDOSE.Src/LaDOSE.Service/Provider/ChallongeProvider.cs
+++ b/LaDOSE.Src/LaDOSE.Service/Provider/ChallongeProvider.cs
@@ -30,9 +30,9 @@ namespace LaDOSE.Business.Provider
             DernierTournois = "Aucun tournois.";
         }
 
-        public async Task<TournamentResult> CreateTournament(string name, string url)
+        public async Task<TournamentResult> CreateTournament(string name, string url,DateTime? startAt = null)
         {
-            var result = await new CreateTournamentQuery(name, TournamentType.Double_Elimination, url).call(ApiCaller);
+            var result = await new CreateTournamentQuery(name, startAt , TournamentType.Double_Elimination, url).call(ApiCaller);
             return result;
 
 
@@ -105,7 +105,21 @@ namespace LaDOSE.Business.Provider
             };
 
         }
+        public async Task<Tournament> GetTournament(string urlTournament)
+        {
 
+            var tournamentResult = await new TournamentQuery(urlTournament).call(ApiCaller);
+
+            return new Tournament()
+            {
+                Id = tournamentResult.id,
+                Name = tournamentResult.name,
+                Url = tournamentResult.url,
+                Participents = new List<Participent>()
+
+            };
+
+        }
         public async Task<string> GetLastTournament()
         {
             string dernierTournois = null;
diff --git a/LaDOSE.Src/LaDOSE.Service/Service/WordPressService.cs b/LaDOSE.Src/LaDOSE.Service/Service/WordPressService.cs
index b68f424..ceb6d57 100644
--- a/LaDOSE.Src/LaDOSE.Service/Service/WordPressService.cs
+++ b/LaDOSE.Src/LaDOSE.Service/Service/WordPressService.cs
@@ -23,6 +23,7 @@ namespace LaDOSE.Business.Service
         private LaDOSEDbContext _context;
         private IChallongeProvider _challongeProvider;
 
+        private const int MAX_CREATE_TRY = 5;
         public WordPressService(LaDOSEDbContext context, IChallongeProvider challongeProvider)
         {
             this._context = context;
@@ -109,8 +110,7 @@ namespace LaDOSE.Business.Service
                 var remove = currentEvent.Date?.ToString("Mdyy");
                 var url = $"{remove}{selectedGame.Id}";
                 var selectedEvent = FormatCurrentEventName(currentEvent.Name);
-                var name = $"[{eventDate}] LaDOSE.net - {selectedEvent} - {selectedGame.Name}";
-                var tournament = _challongeProvider.CreateTournament(name, url).Result;
+                var tournament = AddTournament(eventDate, selectedEvent, selectedGame, url, currentEvent);
 
 
                 foreach (var booking in currentEvent.WPBookings)
@@ -159,6 +159,8 @@ namespace LaDOSE.Business.Service
             return "error while creating challonge";
         }
 
+
+
         public async Task<string> GetLastChallonge()
         {
                 var lastTournament = await _challongeProvider.GetLastTournament();
@@ -166,7 +168,43 @@ namespace LaDOSE.Business.Service
         }
 
 
+        private TournamentResult AddTournament(string eventDate, string selectedEvent, Game selectedGame, string url, WPEvent currentEvent)
+        {
+            int createTry = 0;
+            var name = $"[{eventDate}] LaDOSE.net - {selectedEvent} - {selectedGame.Name}";
+            TournamentResult tournament = null;
+            do
+            {
+                try
+                {
+                    if (createTry > 0)
+                    {
+                        url += createTry.ToString();
+                    }
+                    tournament = _challongeProvider.CreateTournament(name, url, currentEvent.Date).Result;
+                }
+                catch (Exception ex)
+                {
+                    Console.WriteLine("Error Creating Challonge : " + ex.Message);
+                    try
+                    {
+                        //Deja crée
+                        var result = _challongeProvider.GetTournament(url).Result;  
+                        if (result.Name == name)
+                            throw;
+                    }
+                    catch (Exception getex) 
+                    {
+                        Console.WriteLine("Error Getting Challonge: "+ url +" : " + getex.Message);
+                    }
 
+                    createTry++;
+                }
+            } while (tournament == null || createTry > MAX_CREATE_TRY);
+
+
+            return tournament;
+        }
         private string FormatCurrentEventName(string currentEventName)
         {
 
diff --git a/LaDOSE.Src/Libraries/ChallongeCSharpDriver.dll b/LaDOSE.Src/Libraries/ChallongeCSharpDriver.dll
index 58e175f..53ddce6 100644
Binary files a/LaDOSE.Src/Libraries/ChallongeCSharpDriver.dll and b/LaDOSE.Src/Libraries/ChallongeCSharpDriver.dll differ