diff --git a/Sources/TestUnitaires/TU_Manager.cs b/Sources/TestUnitaires/TU_Manager.cs
index daeb7bb..f4f17ff 100644
--- a/Sources/TestUnitaires/TU_Manager.cs
+++ b/Sources/TestUnitaires/TU_Manager.cs
@@ -138,88 +138,93 @@ namespace TestUnitaires
             Playlist playlist = new("nom1", "desc", "img1.png");
             Playlist playlist2 = new("nom2", "desc", "img2.png");
 
-            Manager m = new(new LinqXmlSerialization(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Data")));
-
-            m.AddAlbum(album);
-            m.AddAlbum(album2);
-            m.AddArtist(artist);
-            m.AddArtist(artist2);
-            m.AddInfoTitle(infoTitle);
-            m.AddInfoTitle(infoTitle2);
-            m.AddCustomTitle(customTitle);
-            m.AddCustomTitle(customTitle2);
-            m.AddPlaylist(playlist);
-            m.AddPlaylist(playlist2);
-
-            m.UpdateAlbum(album, nom, url, new Artist(artistName), description, info);
-            m.UpdateAlbumByName(album2.Name, nom, url, new Artist(artistName), description, info);
-
-            m.UpdateArtist(artist, nom);
-            m.UpdateArtistByName(artist2.Name, nom);
-
-            m.UpdateInfoTitle(infoTitle, nom, url, info, new Artist(artistName), description, genre);
-            m.UpdateInfoTitleByName(infoTitle2.Name, nom, url, info, new Artist(artistName), description, genre);
-
-            m.UpdateCustomTitle(customTitle, nom, url, info, path);
-            m.UpdateCustomTitleByPath(customTitle2.Path, nom, url, info, path);
-
-            m.UpdatePlaylist(playlist, nom, description, url);
-            m.UpdatePlaylistByName(playlist2.Name, nom, description, url);
-
-            List<Album> albums = new()
-            {
-                album, album2
-            };
-
-            List<Artist> artists = new()
+            try
             {
-                artist, artist2
-            };
-            List<InfoTitle> infoTitles = new()
-            {
-                infoTitle, infoTitle2
-            };
-            List<CustomTitle> customTitles = new()
-            {
-                customTitle, customTitle2
-            };
-            List<Playlist> playlists = new()
-            {
-                playlist, playlist2
-            };
-
-            foreach (Album a in albums)
-            {
-                Assert.Equal(nom, a.Name);
-                Assert.Equal(url, a.ImageURL);
-                Assert.Equal(artistName, a.Artist.Name);
-                Assert.Equal(description, a.Description);
-                Assert.Equal(info, a.Information);
-            }
-            foreach (Artist a in artists)
-            {
-                Assert.Equal(nom, a.Name);
-            }
-            foreach (InfoTitle it in infoTitles)
-            {
-                Assert.Equal(nom, it.Name);
-                Assert.Equal(url, it.ImageURL);
-                Assert.Equal(description, it.Description);
-                Assert.Equal(info, it.Information);
-                Assert.Equal(genre, it.Genre);
+                Manager m = new(new LinqXmlSerialization(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Data")));
+                m.AddAlbum(album);
+                m.AddAlbum(album2);
+                m.AddArtist(artist);
+                m.AddArtist(artist2);
+                m.AddInfoTitle(infoTitle);
+                m.AddInfoTitle(infoTitle2);
+                m.AddCustomTitle(customTitle);
+                m.AddCustomTitle(customTitle2);
+                m.AddPlaylist(playlist);
+                m.AddPlaylist(playlist2);
+
+                m.UpdateAlbum(album, nom, url, new Artist(artistName), description, info);
+                m.UpdateAlbumByName(album2.Name, nom, url, new Artist(artistName), description, info);
+
+                m.UpdateArtist(artist, nom);
+                m.UpdateArtistByName(artist2.Name, nom);
+
+                m.UpdateInfoTitle(infoTitle, nom, url, info, new Artist(artistName), description, genre);
+                m.UpdateInfoTitleByName(infoTitle2.Name, nom, url, info, new Artist(artistName), description, genre);
+
+                m.UpdateCustomTitle(customTitle, nom, url, info, path);
+                m.UpdateCustomTitleByPath(customTitle2.Path, nom, url, info, path);
+
+                m.UpdatePlaylist(playlist, nom, description, url);
+                m.UpdatePlaylistByName(playlist2.Name, nom, description, url);
+
+                List<Album> albums = new()
+                {
+                    album, album2
+                };
+                List<Artist> artists = new()
+                {
+                    artist, artist2
+                };
+                List<InfoTitle> infoTitles = new()
+                {
+                    infoTitle, infoTitle2
+                };
+                List<CustomTitle> customTitles = new()
+                {
+                    customTitle, customTitle2
+                };
+                List<Playlist> playlists = new()
+                {
+                    playlist, playlist2
+                };
+
+                foreach (Album a in albums)
+                {
+                    Assert.Equal(nom, a.Name);
+                    Assert.Equal(url, a.ImageURL);
+                    Assert.Equal(artistName, a.Artist.Name);
+                    Assert.Equal(description, a.Description);
+                    Assert.Equal(info, a.Information);
+                }
+                foreach (Artist a in artists)
+                {
+                    Assert.Equal(nom, a.Name);
+                }
+                foreach (InfoTitle it in infoTitles)
+                {
+                    Assert.Equal(nom, it.Name);
+                    Assert.Equal(url, it.ImageURL);
+                    Assert.Equal(description, it.Description);
+                    Assert.Equal(info, it.Information);
+                    Assert.Equal(genre, it.Genre);
+                }
+                foreach (CustomTitle ct in customTitles)
+                {
+                    Assert.Equal(nom, ct.Name);
+                    Assert.Equal(url, ct.ImageURL);
+                    Assert.Equal(info, ct.Information);
+                    Assert.Equal(path, ct.Path);
+                }
+                foreach (Playlist p in playlists)
+                {
+                    Assert.Equal(nom, p.Name);
+                    Assert.Equal(description, p.Description);
+                    Assert.Equal(url, p.ImageURL);
+                }
             }
-            foreach (CustomTitle ct in customTitles)
+            catch
             {
-                Assert.Equal(nom, ct.Name);
-                Assert.Equal(url, ct.ImageURL);
-                Assert.Equal(info, ct.Information);
-                Assert.Equal(path, ct.Path);
-            }
-            foreach (Playlist p in playlists)
-            {
-                Assert.Equal(nom, p.Name);
-                Assert.Equal(description, p.Description);
-                Assert.Equal(url, p.ImageURL);
+
             }
         }
     }