diff --git a/Kyoo/Controllers/Repositories/EpisodeRepository.cs b/Kyoo/Controllers/Repositories/EpisodeRepository.cs
index 81650aaa..e0e4f7f7 100644
--- a/Kyoo/Controllers/Repositories/EpisodeRepository.cs
+++ b/Kyoo/Controllers/Repositories/EpisodeRepository.cs
@@ -106,7 +106,17 @@ namespace Kyoo.Controllers
 			Episode old = await Get(obj.Slug);
 			if (old != null)
 				return old.ID;
-			return await Create(obj);
+			try
+			{
+				return await Create(obj);
+			}
+			catch (DuplicatedItemException)
+			{
+				old = await Get(obj.Slug);
+				if (old == null)
+					throw new SystemException("Unknown database state.");
+				return old.ID;
+			}
 		}
 
 		public async Task Edit(Episode edited, bool resetOld)
diff --git a/Kyoo/Controllers/Repositories/GenreRepository.cs b/Kyoo/Controllers/Repositories/GenreRepository.cs
index 74442a54..06d73755 100644
--- a/Kyoo/Controllers/Repositories/GenreRepository.cs
+++ b/Kyoo/Controllers/Repositories/GenreRepository.cs
@@ -80,7 +80,17 @@ namespace Kyoo.Controllers
 			Genre old = await Get(obj.Slug);
 			if (old != null)
 				return old.ID;
-			return await Create(obj);
+			try
+			{
+				return await Create(obj);
+			}
+			catch (DuplicatedItemException)
+			{
+				old = await Get(obj.Slug);
+				if (old == null)
+					throw new SystemException("Unknown database state.");
+				return old.ID;
+			}
 		}
 
 		public async Task Edit(Genre edited, bool resetOld)
diff --git a/Kyoo/Controllers/Repositories/LibraryRepository.cs b/Kyoo/Controllers/Repositories/LibraryRepository.cs
index 8f665922..257399a1 100644
--- a/Kyoo/Controllers/Repositories/LibraryRepository.cs
+++ b/Kyoo/Controllers/Repositories/LibraryRepository.cs
@@ -84,10 +84,20 @@ namespace Kyoo.Controllers
 			if (obj == null)
 				throw new ArgumentNullException(nameof(obj));
 
-			Library old = await Get(obj.Name);
+			Library old = await Get(obj.Slug);
 			if (old != null)
 				return old.ID;
-			return await Create(obj);
+			try
+			{
+				return await Create(obj);
+			}
+			catch (DuplicatedItemException)
+			{
+				old = await Get(obj.Slug);
+				if (old == null)
+					throw new SystemException("Unknown database state.");
+				return old.ID;
+			}
 		}
 
 		public async Task Edit(Library edited, bool resetOld)
diff --git a/Kyoo/Controllers/Repositories/PeopleRepository.cs b/Kyoo/Controllers/Repositories/PeopleRepository.cs
index 444d2836..2cfae2b9 100644
--- a/Kyoo/Controllers/Repositories/PeopleRepository.cs
+++ b/Kyoo/Controllers/Repositories/PeopleRepository.cs
@@ -86,7 +86,17 @@ namespace Kyoo.Controllers
 			People old = await Get(obj.Slug);
 			if (old != null)
 				return old.ID;
-			return await Create(obj);
+			try
+			{
+				return await Create(obj);
+			}
+			catch (DuplicatedItemException)
+			{
+				old = await Get(obj.Slug);
+				if (old == null)
+					throw new SystemException("Unknown database state.");
+				return old.ID;
+			}
 		}
 
 		public async Task Edit(People edited, bool resetOld)
diff --git a/Kyoo/Controllers/Repositories/ProviderRepository.cs b/Kyoo/Controllers/Repositories/ProviderRepository.cs
index fd4c56eb..7d4c3dfb 100644
--- a/Kyoo/Controllers/Repositories/ProviderRepository.cs
+++ b/Kyoo/Controllers/Repositories/ProviderRepository.cs
@@ -80,7 +80,17 @@ namespace Kyoo.Controllers
 			ProviderID old = await Get(obj.Name);
 			if (old != null)
 				return old.ID;
-			return await Create(obj);
+			try
+			{
+				return await Create(obj);
+			}
+			catch (DuplicatedItemException)
+			{
+				old = await Get(obj.Name);
+				if (old == null)
+					throw new SystemException("Unknown database state.");
+				return old.ID;
+			}
 		}
 
 		public async Task Edit(ProviderID edited, bool resetOld)
diff --git a/Kyoo/Controllers/Repositories/SeasonRepository.cs b/Kyoo/Controllers/Repositories/SeasonRepository.cs
index e7a56faa..23eb188c 100644
--- a/Kyoo/Controllers/Repositories/SeasonRepository.cs
+++ b/Kyoo/Controllers/Repositories/SeasonRepository.cs
@@ -99,7 +99,17 @@ namespace Kyoo.Controllers
 			Season old = await Get(obj.Slug);
 			if (old != null)
 				return old.ID;
-			return await Create(obj);
+			try
+			{
+				return await Create(obj);
+			}
+			catch (DuplicatedItemException)
+			{
+				old = await Get(obj.Slug);
+				if (old == null)
+					throw new SystemException("Unknown database state.");
+				return old.ID;
+			}
 		}
 
 		public async Task Edit(Season edited, bool resetOld)
diff --git a/Kyoo/Controllers/Repositories/ShowRepository.cs b/Kyoo/Controllers/Repositories/ShowRepository.cs
index e0973f6b..7d9b41b4 100644
--- a/Kyoo/Controllers/Repositories/ShowRepository.cs
+++ b/Kyoo/Controllers/Repositories/ShowRepository.cs
@@ -103,7 +103,17 @@ namespace Kyoo.Controllers
 			Show old = await Get(obj.Slug);
 			if (old != null)
 				return old.ID;
-			return await Create(obj);
+			try
+			{
+				return await Create(obj);
+			}
+			catch (DuplicatedItemException)
+			{
+				old = await Get(obj.Slug);
+				if (old == null)
+					throw new SystemException("Unknown database state.");
+				return old.ID;
+			}
 		}
 
 		public async Task Edit(Show edited, bool resetOld)
diff --git a/Kyoo/Controllers/Repositories/StudioRepository.cs b/Kyoo/Controllers/Repositories/StudioRepository.cs
index 59731717..c408234c 100644
--- a/Kyoo/Controllers/Repositories/StudioRepository.cs
+++ b/Kyoo/Controllers/Repositories/StudioRepository.cs
@@ -79,7 +79,17 @@ namespace Kyoo.Controllers
 			Studio old = await Get(obj.Slug);
 			if (old != null)
 				return old.ID;
-			return await Create(obj);
+			try
+			{
+				return await Create(obj);
+			}
+			catch (DuplicatedItemException)
+			{
+				old = await Get(obj.Slug);
+				if (old == null)
+					throw new SystemException("Unknown database state.");
+				return old.ID;
+			}
 		}
 
 		public async Task Edit(Studio edited, bool resetOld)