diff --git a/Example.Frontend/Program.cs b/Example.Frontend/Program.cs
index 842c0dd..f5323d2 100644
--- a/Example.Frontend/Program.cs
+++ b/Example.Frontend/Program.cs
@@ -69,6 +69,7 @@ class Program
         Console.WriteLine(string.Join(", ", names));
 
         var page = printer.Value.Print("Test Page", new CancellationToken()).GetAwaiter().GetResult();
+        Console.WriteLine("Page printed");
         var data = page.Value.GetData();
         Console.WriteLine("Data : {0}", Encoding.UTF8.GetString(data));
 
diff --git a/mROA/Abstract/IRequestExtractor.cs b/mROA/Abstract/IRequestExtractor.cs
index d49194b..30711fc 100644
--- a/mROA/Abstract/IRequestExtractor.cs
+++ b/mROA/Abstract/IRequestExtractor.cs
@@ -4,6 +4,6 @@ namespace mROA.Abstract
 {
     public interface IRequestExtractor : IInjectableModule
     {
-        Task StartExtraction();
+        Task StartExtraction(); 
     }
 }
\ No newline at end of file
diff --git a/mROA/Implementation/Backend/BasicExecutionModule.cs b/mROA/Implementation/Backend/BasicExecutionModule.cs
index ec57413..3207c34 100644
--- a/mROA/Implementation/Backend/BasicExecutionModule.cs
+++ b/mROA/Implementation/Backend/BasicExecutionModule.cs
@@ -41,10 +41,12 @@ namespace mROA.Implementation.Backend
 
             if (currentCommand.ReturnType.BaseType == typeof(Task) &&
                 currentCommand.ReturnType.GenericTypeArguments.Length == 1)
-                return TypedExecuteAsync(currentCommand, context, parameter, command, _cancellationRepo, representationModule);
+                return TypedExecuteAsync(currentCommand, context, parameter, command, _cancellationRepo,
+                    representationModule);
 
             if (currentCommand.ReturnType == typeof(Task))
-                return ExecuteAsync(currentCommand, context, parameter, command, _cancellationRepo, representationModule);
+                return ExecuteAsync(currentCommand, context, parameter, command, _cancellationRepo,
+                    representationModule);
 
             return Execute(currentCommand, context, parameter, command);
         }
@@ -76,7 +78,8 @@ namespace mROA.Implementation.Backend
         }
 
         private static ICommandExecution ExecuteAsync(MethodInfo currentCommand, object context, object? parameter,
-            ICallRequest command, ICancellationRepository cancellationRepository, IRepresentationModule representationModule)
+            ICallRequest command, ICancellationRepository cancellationRepository,
+            IRepresentationModule representationModule)
         {
             var tokenSource = new CancellationTokenSource();
             cancellationRepository.RegisterCancellation(command.Id, tokenSource);
@@ -96,14 +99,17 @@ namespace mROA.Implementation.Backend
                         Id = command.Id,
                         CommandId = command.CommandId
                     };
+                    var multiClientOwnershipRepository =
+                        TransmissionConfig.OwnershipRepository as MultiClientOwnershipRepository;
+                    multiClientOwnershipRepository?.RegisterOwnership(representationModule.Id);
                     representationModule.PostCallMessage(command.Id, MessageType.FinishedCommandExecution, payload);
+                    multiClientOwnershipRepository?.FreeOwnership();
                 }, token);
 
                 return new AsyncCommandExecution
                 {
                     Id = command.Id, CommandId = command.CommandId
                 };
-                
             }
             catch (Exception e)
             {
@@ -116,7 +122,8 @@ namespace mROA.Implementation.Backend
         }
 
         private static ICommandExecution TypedExecuteAsync(MethodInfo currentCommand, object context, object? parameter,
-            ICallRequest command, ICancellationRepository cancellationRepository, IRepresentationModule representationModule)
+            ICallRequest command, ICancellationRepository cancellationRepository,
+            IRepresentationModule representationModule)
         {
             var tokenSource = new CancellationTokenSource();
             cancellationRepository.RegisterCancellation(command.Id, tokenSource);
@@ -140,7 +147,11 @@ namespace mROA.Implementation.Backend
                         CommandId = command.CommandId,
                         Type = finalResult?.GetType()
                     };
+                    var multiClientOwnershipRepository =
+                        TransmissionConfig.OwnershipRepository as MultiClientOwnershipRepository;
+                    multiClientOwnershipRepository?.RegisterOwnership(representationModule.Id);
                     representationModule.PostCallMessage(command.Id, MessageType.FinishedCommandExecution, payload);
+                    multiClientOwnershipRepository?.FreeOwnership();
                 }, token);
 
                 return new AsyncCommandExecution
diff --git a/mROA/Implementation/Frontend/RequestExtractor.cs b/mROA/Implementation/Frontend/RequestExtractor.cs
index 6d58ce6..fe89331 100644
--- a/mROA/Implementation/Frontend/RequestExtractor.cs
+++ b/mROA/Implementation/Frontend/RequestExtractor.cs
@@ -99,5 +99,6 @@ namespace mROA.Implementation.Frontend
                 multiClientOwnershipRepository?.FreeOwnership();
             }
         }
+
     }
 }
\ No newline at end of file