diff --git a/Svelto.Common b/Svelto.Common
index cb8cd13..cac26cb 160000
--- a/Svelto.Common
+++ b/Svelto.Common
@@ -1 +1 @@
-Subproject commit cb8cd139b914f10a0fc5520934d1cb234eea4d76
+Subproject commit cac26cb5f3fd62f6026ea32bc204dbe4da170c0c
diff --git a/Svelto.ECS/DataStructures/SetEGIDWithoutBoxing.cs b/Svelto.ECS/DataStructures/SetEGIDWithoutBoxing.cs
index 730fd10..828e598 100644
--- a/Svelto.ECS/DataStructures/SetEGIDWithoutBoxing.cs
+++ b/Svelto.ECS/DataStructures/SetEGIDWithoutBoxing.cs
@@ -4,7 +4,7 @@ using System.Reflection;
 
 namespace Svelto.ECS.Internal
 {
-    internal static class SetEGIDWithoutBoxing<T> where T : struct, IEntityStruct
+    static class SetEGIDWithoutBoxing<T> where T : struct, IEntityStruct
     {
         internal delegate void ActionCast(ref T target, EGID egid);
 
@@ -14,6 +14,7 @@ namespace Svelto.ECS.Internal
         {
             if (EntityBuilder<T>.HAS_EGID)
             {
+#if !ENABLE_IL2CPP                
                 Type myTypeA = typeof(T);
                 PropertyInfo myFieldInfo = myTypeA.GetProperty("ID");
 
@@ -25,6 +26,14 @@ namespace Svelto.ECS.Internal
                 var setter = Expression.Lambda<ActionCast>(assignExp, targetExp, valueExp).Compile();
 
                 return setter;
+#else        
+                return (ref T target, EGID value) =>
+                       {
+                           var needEgid = (target as INeedEGID);
+                           needEgid.ID = value;
+                           target      = (T) needEgid;
+                       };
+#endif
             }
 
             return null;
diff --git a/Svelto.ECS/EnginesRoot.Entities.cs b/Svelto.ECS/EnginesRoot.Entities.cs
index 518ac13..08e3ffc 100644
--- a/Svelto.ECS/EnginesRoot.Entities.cs
+++ b/Svelto.ECS/EnginesRoot.Entities.cs
@@ -41,6 +41,7 @@ namespace Svelto.ECS
 
                 _entitiesOperations.Clear();
                 _transientEntitiesOperations.Clear();
+                _scheduler.Dispose();
 #if DEBUG && !PROFILER
                 _idCheckers.Clear();
 #endif
diff --git a/Svelto.ECS/EntityBuilder.CheckFields.cs b/Svelto.ECS/EntityBuilder.CheckFields.cs
index 99b7d0e..f1f2d25 100644
--- a/Svelto.ECS/EntityBuilder.CheckFields.cs
+++ b/Svelto.ECS/EntityBuilder.CheckFields.cs
@@ -15,7 +15,7 @@ namespace Svelto.ECS
 #if DISABLE_CHECKS
         [Conditional("_CHECKS_DISABLED")]
 #endif
-        public static void CheckFields(Type entityStructType, bool needsReflection)
+        public static void CheckFields(Type entityStructType, bool needsReflection, bool isStringAllowed = false)
         {
             if (entityStructType == ENTITY_STRUCT_INFO_VIEW ||
                 entityStructType == EGIDType ||
@@ -39,7 +39,7 @@ namespace Svelto.ECS
                     FieldInfo fieldInfo = fields[i];
                     Type fieldType = fieldInfo.FieldType;
 
-                    SubCheckFields(fieldType, entityStructType);
+                    SubCheckFields(fieldType, entityStructType, isStringAllowed);
                 }
             }
             else
@@ -62,9 +62,7 @@ namespace Svelto.ECS
                     }
 
                     PropertyInfo[] properties = fieldInfo.FieldType.GetProperties(
-                        BindingFlags.Public |
-                        BindingFlags.Instance |
-                        BindingFlags.DeclaredOnly);
+                        BindingFlags.Public | BindingFlags.Instance | BindingFlags.DeclaredOnly);
 
                     for (int j = properties.Length - 1; j >= 0; --j)
                     {
@@ -81,25 +79,27 @@ namespace Svelto.ECS
                         Type propertyType = properties[j].PropertyType;
                         if (propertyType != STRINGTYPE)
                         {
-                            SubCheckFields(propertyType, entityStructType);
+                            //for EntityViewStructs, component fields that are structs that hold strings
+                            //are allowed
+                            SubCheckFields(propertyType, entityStructType, isStringAllowed: true);
                         }
                     }
                 }
             }
         }
 
-        static void SubCheckFields(Type fieldType, Type entityStructType)
+        static void SubCheckFields(Type fieldType, Type entityStructType, bool isStringAllowed = false)
         {
-            if (fieldType.IsPrimitive || fieldType.IsValueType)
+            if (fieldType.IsPrimitive || fieldType.IsValueType || (isStringAllowed == true && fieldType == STRINGTYPE))
             {
                 if (fieldType.IsValueType && !fieldType.IsEnum && fieldType.IsPrimitive == false)
                 {
-                    CheckFields(fieldType, false);
+                    CheckFields(fieldType, false, isStringAllowed);
                 }
 
                 return;
             }
-
+            
             ProcessError(MSG, entityStructType, fieldType);
         }
 
diff --git a/Svelto.ECS/EntitySubmissionScheduler.cs b/Svelto.ECS/EntitySubmissionScheduler.cs
index 5ddc91a..e6d0ffc 100644
--- a/Svelto.ECS/EntitySubmissionScheduler.cs
+++ b/Svelto.ECS/EntitySubmissionScheduler.cs
@@ -1,6 +1,8 @@
+using System;
+
 namespace Svelto.ECS.Schedulers
 {
-    public interface IEntitySubmissionScheduler
+    public interface IEntitySubmissionScheduler: IDisposable
     {
         EnginesRoot.EntitiesSubmitter onTick { set; }
     }
diff --git a/Svelto.ECS/Extensions/Unity/UnityEntitySubmissionScheduler.cs b/Svelto.ECS/Extensions/Unity/UnityEntitySubmissionScheduler.cs
index be60f78..4f4e120 100644
--- a/Svelto.ECS/Extensions/Unity/UnityEntitySubmissionScheduler.cs
+++ b/Svelto.ECS/Extensions/Unity/UnityEntitySubmissionScheduler.cs
@@ -8,7 +8,7 @@ namespace Svelto.ECS.Schedulers.Unity
 {
     //The EntitySubmissionScheduler has been introduced to make the entity views submission logic platform independent
     //You can customize the scheduler if you wish
-    public class UnityEntitySubmissionScheduler : IEntitySubmissionScheduler, IDisposable
+    public class UnityEntitySubmissionScheduler : IEntitySubmissionScheduler
     {
         class Scheduler : MonoBehaviour
         {
@@ -27,7 +27,7 @@ namespace Svelto.ECS.Schedulers.Unity
                 while (true)
                 {
                     yield return _wait;
-
+                    
                     onTick.Invoke();
                 }
             }
@@ -49,8 +49,12 @@ namespace Svelto.ECS.Schedulers.Unity
         {
             set
             {
-                if (_scheduler == null) _scheduler = new GameObject(_name).AddComponent<Scheduler>();
-                
+                if (_scheduler == null)
+                {
+                    _scheduler = new GameObject(_name).AddComponent<Scheduler>();
+                    GameObject.DontDestroyOnLoad(_scheduler.gameObject);
+                }
+
                 _scheduler.onTick = value;
             }
         }
diff --git a/Svelto.ECS/SimpleSubmissionEntityViewScheduler.cs b/Svelto.ECS/SimpleSubmissionEntityViewScheduler.cs
index 7735e1c..e2fe657 100644
--- a/Svelto.ECS/SimpleSubmissionEntityViewScheduler.cs
+++ b/Svelto.ECS/SimpleSubmissionEntityViewScheduler.cs
@@ -17,5 +17,9 @@ namespace Svelto.ECS
         }
         
         EnginesRoot.EntitiesSubmitter _onTick;
+
+        public void Dispose()
+        {
+        }
     }
 }
\ No newline at end of file