diff --git a/src/DebugUtils/TypeMeta.cs b/src/DebugUtils/TypeMeta.cs
index 7c3d8c9..0422993 100644
--- a/src/DebugUtils/TypeMeta.cs
+++ b/src/DebugUtils/TypeMeta.cs
@@ -370,6 +370,14 @@ namespace DCFApixels.DragonECS
         #endregion
 
         #region Other
+        public static void ClearCache()
+        {
+            lock (_lock)
+            {
+                _metaCache.Clear();
+                _metaCache.Add(typeof(void), NullTypeMeta);
+            }
+        }
         ITypeMeta ITypeMeta.BaseMeta
         {
             get { return null; }
diff --git a/src/EcsAspect.cs b/src/EcsAspect.cs
index 75a3be2..0a2afc9 100644
--- a/src/EcsAspect.cs
+++ b/src/EcsAspect.cs
@@ -411,6 +411,10 @@ namespace DCFApixels.DragonECS
         #endregion
 
         #region Other
+        public static void ClearCache()
+        {
+            _staticMaskCache.Clear();
+        }
         EcsMask IComponentMask.ToMask(EcsWorld world) { return _mask; }
         #endregion
 
diff --git a/src/EcsWorld.cs b/src/EcsWorld.cs
index ef35fd8..b68ca3d 100644
--- a/src/EcsWorld.cs
+++ b/src/EcsWorld.cs
@@ -175,10 +175,6 @@ namespace DCFApixels.DragonECS
                 // тут сложно однозначно посчитать, так как нужно еще место под аспекты и запросы
                 int controllersCount = config.PoolsCapacity * 4;
                 _worldComponentPools = new StructList<WorldComponentPoolAbstract>(controllersCount);
-                if (controllersCount < _allWorldComponentPools.Capacity)
-                {
-                    _allWorldComponentPools.Capacity = controllersCount;
-                }
 
                 if (worldID < 0 || (worldID == NULL_WORLD_ID && nullWorld == false))
                 {
diff --git a/src/EcsWorld.static.cs b/src/EcsWorld.static.cs
index 033321a..91699e1 100644
--- a/src/EcsWorld.static.cs
+++ b/src/EcsWorld.static.cs
@@ -147,10 +147,7 @@ namespace DCFApixels.DragonECS
             private static short _recycledItemsCount;
             private static readonly IEcsWorldComponent<T> _interface = EcsWorldComponentHandler<T>.instance;
             private static readonly Abstract _controller = new Abstract();
-            static WorldComponentPool()
-            {
-                _allWorldComponentPools.Add(_controller);
-            }
+
             [MethodImpl(MethodImplOptions.AggressiveInlining)]
             public static ref T GetItem(int itemIndex)
             {// ts
diff --git a/src/Injections/Injector.cs b/src/Injections/Injector.cs
index df558b0..c68c965 100644
--- a/src/Injections/Injector.cs
+++ b/src/Injections/Injector.cs
@@ -357,6 +357,12 @@ namespace DCFApixels.DragonECS
                     instance.Inject(_injectedData);
                 }
             }
+            
+            internal static void Clear()
+            {
+                _Empty_Internal._injections.Clear();
+                _Empty_Internal._nodes.Clear();
+            }
         }
         #endregion
     }