diff --git a/Svelto.ECS/Dispatcher/DispatchOnSet.cs b/Svelto.ECS/Dispatcher/DispatchOnSet.cs
index bd38c07..20a43ce 100644
--- a/Svelto.ECS/Dispatcher/DispatchOnSet.cs
+++ b/Svelto.ECS/Dispatcher/DispatchOnSet.cs
@@ -23,11 +23,11 @@ namespace Svelto.ECS
 
                 _subscribers.Invoke(_senderID, value);
             }
+        }
 
-            get 
-            {
-                return _value;
-            }
+        public static implicit operator T(DispatchOnSet<T> dispatch)
+        {
+            return dispatch._value;
         }
         
         public void NotifyOnValueSet(System.Action<int, T> action)
@@ -40,8 +40,8 @@ namespace Svelto.ECS
             _subscribers -= action;
         }
 
-        protected T      _value;
-        readonly int _senderID;
+        protected T   _value;
+        readonly  int _senderID;
 
         WeakEvent<int, T> _subscribers;
     }
diff --git a/Svelto.ECS/EnginesRoot.DoubleBufferedEntityViews.cs b/Svelto.ECS/EnginesRoot.DoubleBufferedEntityViews.cs
index f4e97fe..f5f26c4 100644
--- a/Svelto.ECS/EnginesRoot.DoubleBufferedEntityViews.cs
+++ b/Svelto.ECS/EnginesRoot.DoubleBufferedEntityViews.cs
@@ -41,7 +41,11 @@ namespace Svelto.ECS
                     {
                         subitem.Value.Clear();
                     }
+                    
+                    item.Value.Clear();
                 }
+                
+                other.Clear();
             }
         }
     }
diff --git a/Svelto.ECS/EnginesRoot.Entities.cs b/Svelto.ECS/EnginesRoot.Entities.cs
index 753b51f..34f05f6 100644
--- a/Svelto.ECS/EnginesRoot.Entities.cs
+++ b/Svelto.ECS/EnginesRoot.Entities.cs
@@ -87,7 +87,7 @@ namespace Svelto.ECS
             {
                 if (entities.Has(entityID.entityID) == true)
                 {
-                    Utility.Console.LogError("Entity ".FastConcat(name, " with used ID is about to be built: ")
+                    Svelto.Utilities.Console.LogError("Entity ".FastConcat(name, " with used ID is about to be built: ")
                                             .FastConcat(entityType)
                                             .FastConcat(" id: ")
                                             .FastConcat(entityID.entityID)
diff --git a/Svelto.ECS/EnginesRoot.GenericEntityFactory.cs b/Svelto.ECS/EnginesRoot.GenericEntityFactory.cs
index e81155e..9768d4c 100644
--- a/Svelto.ECS/EnginesRoot.GenericEntityFactory.cs
+++ b/Svelto.ECS/EnginesRoot.GenericEntityFactory.cs
@@ -25,9 +25,9 @@ namespace Svelto.ECS
                 return _weakEngine.Target.BuildEntity<T>(egid, implementors);
             }
 
-            public EntityStructInitializer BuildEntity<T>(EGID egid, T descriptorEntity, object[] implementors)  where T:IEntityDescriptor
+            public EntityStructInitializer BuildEntity<T>(EGID egid, T entityDescriptor, object[] implementors)  where T:IEntityDescriptor
             {
-                return _weakEngine.Target.BuildEntity(egid, descriptorEntity, implementors);
+                return _weakEngine.Target.BuildEntity(egid, entityDescriptor, implementors);
             }
 
             public EntityStructInitializer BuildEntity<T>(int entityID, ExclusiveGroup groupID, T descriptorEntity, object[] implementors)  where T:IEntityDescriptor
diff --git a/Svelto.ECS/EnginesRoot.Submission.cs b/Svelto.ECS/EnginesRoot.Submission.cs
index e0a6355..5db8dd5 100644
--- a/Svelto.ECS/EnginesRoot.Submission.cs
+++ b/Svelto.ECS/EnginesRoot.Submission.cs
@@ -18,10 +18,8 @@ namespace Svelto.ECS
             var entitiesOperations = _entitiesOperations.ToArrayFast();
             for (int i = 0; i < _entitiesOperations.Count; i++)
             {
-#if DEBUG
                 try
                 {
-#endif
                     switch (entitiesOperations[i].type)
                     {
                         case EntitySubmitOperationType.Swap:
@@ -36,13 +34,15 @@ namespace Svelto.ECS
                             RemoveGroupAndEntitiesFromDB(entitiesOperations[i].fromGroupID);
                             break;
                     }
-#if DEBUG
                 }
                 catch (ECSException e)
                 {
-                    Utility.Console.LogError(e.Message.FastConcat(" ", entitiesOperations[i].trace));
-                }
+                    Svelto.Utilities.Console.LogError(e.Message.FastConcat(" ", entitiesOperations[i].trace));
+                    
+#if DEBUG
+                    throw;
 #endif
+                }
             }
             
             _entitiesOperations.FastClear();
@@ -128,7 +128,8 @@ namespace Svelto.ECS
         readonly FasterDictionary<int, Dictionary<Type, ITypeSafeDictionary>> _groupEntityDB;
         //for each entity view type, return the groups (dictionary of entities indexed by entity id) where they are found indexed by group id 
         readonly Dictionary<Type, FasterDictionary<int, ITypeSafeDictionary>> _groupedGroups; //yes I am being sarcastic
-        readonly DoubleBufferedEntitiesToAdd<FasterDictionary<int, Dictionary<Type, ITypeSafeDictionary>>> _groupedEntityToAdd;
+        readonly DoubleBufferedEntitiesToAdd<FasterDictionary<int, Dictionary<Type, ITypeSafeDictionary>>>
+            _groupedEntityToAdd;
         readonly EntitySubmissionScheduler                                    _scheduler;
         readonly FasterList<EntitySubmitOperation>                            _entitiesOperations;
     }
diff --git a/Svelto.ECS/EntityViewUtility.cs b/Svelto.ECS/EntityViewUtility.cs
index 261d9c3..ee99b03 100644
--- a/Svelto.ECS/EntityViewUtility.cs
+++ b/Svelto.ECS/EntityViewUtility.cs
@@ -53,7 +53,7 @@ static class EntityViewUtility
 #if DEBUG && !PROFILER
             else
             {
-                Utility.Console.Log(NULL_IMPLEMENTOR_ERROR.FastConcat("Type ", entityDescriptorName, " entityView ", 
+                Svelto.Utilities.Console.Log(NULL_IMPLEMENTOR_ERROR.FastConcat("Type ", entityDescriptorName, " entityView ", 
                                                                       entityBuilder.GetEntityType().ToString()));
             }
 #endif
@@ -80,7 +80,7 @@ static class EntityViewUtility
             }
 #if DEBUG && !PROFILER
             if (component.numberOfImplementations > 1)
-                Utility.Console.LogError(DUPLICATE_IMPLEMENTOR_ERROR.FastConcat(
+                Svelto.Utilities.Console.LogError(DUPLICATE_IMPLEMENTOR_ERROR.FastConcat(
                                                                         "Component Type: ", fieldType.Name,
                                                                         " implementor: ",
                                                                         component.implementorType.ToString()) +
diff --git a/Svelto.ECS/IEntitiesDB.cs b/Svelto.ECS/IEntitiesDB.cs
index 340b3b4..6bc4536 100644
--- a/Svelto.ECS/IEntitiesDB.cs
+++ b/Svelto.ECS/IEntitiesDB.cs
@@ -57,7 +57,6 @@ namespace Svelto.ECS
         void ExecuteOnEntities<T>(ExclusiveGroup groupID, EntitiesAction<T> action) where T : IEntityStruct;
         void ExecuteOnEntities<T, W>(int groupID, ref W value, EntitiesAction<T, W> action) where T : IEntityStruct;
         void ExecuteOnEntities<T, W>(ExclusiveGroup groupID, ref W value, EntitiesAction<T, W> action) where T : IEntityStruct;
-
         /// <summary>
         /// Execute an action on ALL the entities regardless the group. This function doesn't guarantee cache
         /// friendliness even if just EntityStructs are used. 
diff --git a/Svelto.ECS/IEntityFactory.cs b/Svelto.ECS/IEntityFactory.cs
index 1ca9fa9..b55288d 100644
--- a/Svelto.ECS/IEntityFactory.cs
+++ b/Svelto.ECS/IEntityFactory.cs
@@ -49,6 +49,6 @@ namespace Svelto.ECS
         /// <param name="implementors"></param>
         /// 
         EntityStructInitializer BuildEntity<T>(int entityID, ExclusiveGroup groupID, T descriptorEntity, object[] implementors)  where T:IEntityDescriptor;
-        EntityStructInitializer BuildEntity<T>(EGID egid, T descriptorEntity, object[] implementors)  where T:IEntityDescriptor;
+        EntityStructInitializer BuildEntity<T>(EGID egid, T entityDescriptor, object[] implementors)  where T:IEntityDescriptor;
     }
 }
diff --git a/Svelto.ECS/Sequencer.cs b/Svelto.ECS/Sequencer.cs
index 700b41a..c22a2c4 100644
--- a/Svelto.ECS/Sequencer.cs
+++ b/Svelto.ECS/Sequencer.cs
@@ -10,7 +10,7 @@ namespace Svelto.ECS
         {
             if (ContainsKey(engine))
             {
-                Utility.Console.LogError("can't hold multiple steps with the same engine as origin in a Sequencer");
+                Svelto.Utilities.Console.LogError("can't hold multiple steps with the same engine as origin in a Sequencer");
             }
             base.Add(engine, dictionary);
         }
@@ -42,7 +42,7 @@ namespace Svelto.ECS
             var steps  = (_steps[engine] as Dictionary<C, IStep<C>[]>)[branch];
 
             if (steps == null)
-                Utility.Console.LogError("selected steps not found in sequencer ".FastConcat(this.ToString()));
+                Svelto.Utilities.Console.LogError("selected steps not found in sequencer ".FastConcat(this.ToString()));
             
             for (var i = 0; i < steps.Length; i++)
                 steps[i].Step(condition, id);