diff --git a/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/CollectionInfo.cs b/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/CollectionInfo.cs
new file mode 100644
index 0000000..d87de09
--- /dev/null
+++ b/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/CollectionInfo.cs
@@ -0,0 +1,76 @@
+using ProjectStormTrooper.CollectionGenericObjects;
+
+/// <summary>
+/// Класс, хранящиий информацию по коллекции
+/// </summary>
+public class CollectionInfo : IEquatable<CollectionInfo>
+{
+    /// <summary>
+    /// Название
+    /// </summary>
+    public string Name { get; private set; }
+
+    /// <summary>
+    /// Тип
+    /// </summary>
+    public CollectionType CollectionType { get; private set; }
+
+    /// <summary>
+    /// Описание
+    /// </summary>
+    public string Description { get; private set; }
+
+    /// <summary>
+    /// Разделитель для записи информации по объекту в файл
+    /// </summary>
+    private static readonly string _separator = "-";
+
+    /// <summary>
+    /// Конструктор
+    /// </summary>
+    /// <param name="name">Название</param>
+    /// <param name="collectionType">Тип</param>
+    /// <param name="description">Описание</param>
+    public CollectionInfo(string name, CollectionType collectionType, string description)
+    {
+        Name = name;
+        CollectionType = collectionType;
+        Description = description;
+    }
+
+    /// <summary>
+    /// Создание объекта из строки
+    /// </summary>
+    /// <param name="data">Строка</param>
+    /// <returns>Объект или null</returns>
+    public static CollectionInfo? GetCollectionInfo(string data)
+    {
+        string[] strs = data.Split(_separator, StringSplitOptions.RemoveEmptyEntries);
+        if (strs.Length < 1 || strs.Length > 3)
+        {
+            return null;
+        }
+
+        return new CollectionInfo(strs[0], (CollectionType)Enum.Parse(typeof(CollectionType), strs[1]), strs.Length > 2 ? strs[2] : string.Empty);
+    }
+
+    public override string ToString()
+    {
+        return Name + _separator + CollectionType + _separator + Description;
+    }
+
+    public bool Equals(CollectionInfo? other)
+    {
+        return Name == other?.Name;
+    }
+
+    public override bool Equals(object? obj)
+    {
+        return Equals(obj as CollectionInfo);
+    }
+
+    public override int GetHashCode()
+    {
+        return Name.GetHashCode();
+    }
+}
\ No newline at end of file
diff --git a/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/ListGenericObjects.cs b/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/ListGenericObjects.cs
index 2fdbafd..8702f6f 100644
--- a/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/ListGenericObjects.cs
+++ b/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/ListGenericObjects.cs
@@ -61,6 +61,10 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
         {
             throw new CollectionOverflowException();
         }
+        if(_collection.Contains(obj,comparer)) 
+        {
+            throw new ObjectExistsException();
+        }
         _collection.Add(obj);
 
         return true;
@@ -76,6 +80,10 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
         {
             throw new PositionOutOfCollectionException();
         }
+        if (_collection.Contains(obj, comparer))
+        {
+            throw new ObjectExistsException();
+        }
         _collection.Insert(position, obj);
         return true;
     }
diff --git a/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/MassiveGenericObjects.cs b/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/MassiveGenericObjects.cs
index 357bf1f..8435c93 100644
--- a/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/MassiveGenericObjects.cs
+++ b/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/MassiveGenericObjects.cs
@@ -66,6 +66,10 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
     {
         
         int index = Array.IndexOf(_collection, null);
+        if (_collection.Contains(obj, comparer))
+        {
+            throw new ObjectExistsException();
+        }
         if(index >= 0)
         {
             _collection[index] = obj;
@@ -82,7 +86,11 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
         {
             throw new PositionOutOfCollectionException();
         }
-        for(int i = position; i < _collection.Length; i++)
+        if (_collection.Contains(obj, comparer))
+        {
+            throw new ObjectExistsException();
+        }
+        for (int i = position; i < _collection.Length; i++)
         {
             if (_collection[i] == null)
             {
@@ -131,7 +139,7 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
         if(_collection?.Length > 0)
         {
             Array.Sort(_collection, comparer);
-            //Array.Reverse(_collection);
+            Array.Reverse(_collection);
         }
         
     }
diff --git a/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/StorageCollection.cs b/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/StorageCollection.cs
index df03328..4e7a099 100644
--- a/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/StorageCollection.cs
+++ b/ProjectStormTrooper/ProjectStormTrooper/CollectionGenericObjects/StorageCollection.cs
@@ -1,6 +1,7 @@
 using ProjectStormTrooper.CollectionGenericObjects;
 using ProjectStormTrooper.Drawnings;
 using ProjectStormTrooper.Exceptions;
+using System.Collections.Generic;
 using System.Text;
 
 /// <summary>
@@ -13,12 +14,12 @@ public class StorageCollection<T>
     /// <summary>
     /// Словарь (хранилище) с коллекциями
     /// </summary>
-    readonly Dictionary<string, ICollectionGenericObjects<T>> _storages;
+    readonly Dictionary<CollectionInfo, ICollectionGenericObjects<T>> _storages;
 
     /// <summary>
     /// Возвращение списка названий коллекций
     /// </summary>
-    public List<string> Keys => _storages.Keys.ToList();
+    public List<CollectionInfo> Keys => _storages.Keys.ToList();
     /// <summary>
 	/// Ключевое слово, с которого должен начинаться файл
 	/// </summary>
@@ -40,7 +41,7 @@ public class StorageCollection<T>
     /// </summary>
     public StorageCollection()
     {
-        _storages = new Dictionary<string, ICollectionGenericObjects<T>>();
+        _storages = new Dictionary<CollectionInfo, ICollectionGenericObjects<T>>();
     }
 
     /// <summary>
@@ -50,17 +51,18 @@ public class StorageCollection<T>
     /// <param name="collectionType">тип коллекции</param>
     public void AddCollection(string name, CollectionType collectionType)
     {
-        if(name == null || _storages.ContainsKey(name)) { return; }
-        switch(collectionType)
+        CollectionInfo collectionInfo = new CollectionInfo(name, collectionType, string.Empty);
+        if (collectionInfo.Name == null || _storages.ContainsKey(collectionInfo) ){ return; }
+        switch(collectionInfo.CollectionType)
 
         {
             case CollectionType.None:
                 return;
             case CollectionType.Massive:
-                _storages.Add(name, new MassiveGenericObjects<T> { });
+                _storages.Add(collectionInfo, new MassiveGenericObjects<T> { });
                 return;
             case CollectionType.List:
-                _storages.Add(name, new ListGenericObjects<T> { });
+                _storages.Add(collectionInfo, new ListGenericObjects<T> { });
                 return;
         }
 
@@ -72,8 +74,9 @@ public class StorageCollection<T>
     /// <param name="name">Название коллекции</param>
     public void DelCollection(string name)
     {
-        if (name == null || !_storages.ContainsKey(name)) { return; }
-        _storages.Remove(name);
+        CollectionInfo collectionInfo = new CollectionInfo(name, CollectionType.None, string.Empty);
+        if (collectionInfo.Name == null || !_storages.ContainsKey(collectionInfo)) { return; }
+        _storages.Remove(collectionInfo);
     }
 
     /// <summary>
@@ -81,12 +84,13 @@ public class StorageCollection<T>
     /// </summary>
     /// <param name="name">Название коллекции</param>
     /// <returns></returns>
-    public ICollectionGenericObjects<T>? this[string name]
+    public ICollectionGenericObjects<T>? this[string collectionName]
     {
         get
         {
-            if (name == null || !_storages.ContainsKey(name)) { return null; }
-            return _storages[name];
+            CollectionInfo collectionInfo = new CollectionInfo(collectionName,CollectionType.None,"");
+            if (collectionInfo == null || !_storages.ContainsKey(collectionInfo)) { return null; }
+            return _storages[collectionInfo];
         }
     }
     /// <summary>
@@ -111,7 +115,7 @@ public class StorageCollection<T>
         using FileStream fs = new(filename, FileMode.Create);
         using StreamWriter streamWriter = new StreamWriter(fs);
         streamWriter.Write(_collectionKey);
-        foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
+        foreach (KeyValuePair<CollectionInfo, ICollectionGenericObjects<T>> value in _storages)
         {
             streamWriter.Write(Environment.NewLine);
             // не сохраняем пустые коллекции
@@ -122,8 +126,6 @@ public class StorageCollection<T>
 
             streamWriter.Write(value.Key);
             streamWriter.Write(_separatorForKeyValue);
-            streamWriter.Write(value.Value.GetCollectionType);
-            streamWriter.Write(_separatorForKeyValue);
             streamWriter.Write(value.Value.MaxCount);
             streamWriter.Write(_separatorForKeyValue);
 
@@ -171,18 +173,17 @@ public class StorageCollection<T>
             while (!streamReader.EndOfStream)
             {
                 string[] record = streamReader.ReadLine().Split(_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
-                CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]);
-                if(record.Length != 4)
+                if(record.Length != 3)
                 {
                     continue;
                 }
-            ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType) ??
-                throw new InvalidCastException("Не удалось определить тип коллекции:" + record[1]); ;
+                CollectionInfo? collectionInfo = CollectionInfo.GetCollectionInfo(record[0]) ??
+                    throw new Exception("Не удалось определить информацию коллекции:" + record[0]);
+                ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionInfo.CollectionType) ??
+                    throw new Exception("Не удалось определить тип коллекции:" + record[1]);
+                collection.MaxCount = Convert.ToInt32(record[1]);
 
-
-            collection.MaxCount = Convert.ToInt32(record[2]);
-
-            string[] set = record[3].Split(_separatorItems, StringSplitOptions.RemoveEmptyEntries);
+                string[] set = record[2].Split(_separatorItems, StringSplitOptions.RemoveEmptyEntries);
             foreach (string elem in set)
             {
                 if (elem?.CreateDrawningWarPlane() is T warPlane)
@@ -201,7 +202,7 @@ public class StorageCollection<T>
                 }
             }
 
-            _storages.Add(record[0], collection);
+            _storages.Add(collectionInfo, collection);
             }
         }
 
diff --git a/ProjectStormTrooper/ProjectStormTrooper/Exceptions/ObjectExistsException.cs b/ProjectStormTrooper/ProjectStormTrooper/Exceptions/ObjectExistsException.cs
new file mode 100644
index 0000000..e5a5957
--- /dev/null
+++ b/ProjectStormTrooper/ProjectStormTrooper/Exceptions/ObjectExistsException.cs
@@ -0,0 +1,20 @@
+using System.Runtime.Serialization;
+
+namespace ProjectStormTrooper.Exceptions;
+
+/// <summary>
+/// Класс, описывающий ошибку переполнения коллекции
+/// </summary>
+[Serializable]
+internal class ObjectExistsException : ApplicationException
+{
+    public ObjectExistsException(int count) : base("В коллекции превышено допустимое количество: " + count) { }
+
+    public ObjectExistsException() : base() { }
+
+    public ObjectExistsException(string message) : base(message) { }
+
+    public ObjectExistsException(string message, Exception exception) : base(message, exception) { }
+
+    protected ObjectExistsException(SerializationInfo info, StreamingContext contex) : base(info, contex) { }
+}
\ No newline at end of file
diff --git a/ProjectStormTrooper/ProjectStormTrooper/FormWarPlaneCollection.cs b/ProjectStormTrooper/ProjectStormTrooper/FormWarPlaneCollection.cs
index 3374702..9e723c7 100644
--- a/ProjectStormTrooper/ProjectStormTrooper/FormWarPlaneCollection.cs
+++ b/ProjectStormTrooper/ProjectStormTrooper/FormWarPlaneCollection.cs
@@ -64,6 +64,11 @@ namespace ProjectStormTrooper
                 _logger.LogWarning($"Не удалось добавить объект: {ex.Message}");
 
             }
+            catch(ObjectExistsException ex)
+            {
+                MessageBox.Show("Такой объект есть в коллекции");
+                _logger.LogWarning($"Добавление существующего объекта: {ex.Message}");
+            }
 
         }
 
@@ -202,7 +207,6 @@ namespace ProjectStormTrooper
             {
                 collectionType = CollectionType.List;
             }
-
             _storageCollection.AddCollection(textBoxCollectionName.Text, collectionType);
             _logger.LogInformation($"Добавлена коллекция: {textBoxCollectionName.Text}");
             RerfreshListBoxItems();
@@ -240,7 +244,7 @@ namespace ProjectStormTrooper
             listBoxCollection.Items.Clear();
             for (int i = 0; i < _storageCollection.Keys?.Count; ++i)
             {
-                string? colName = _storageCollection.Keys?[i];
+                string? colName = _storageCollection.Keys?[i].Name;
                 if (!string.IsNullOrEmpty(colName))
                 {
                     listBoxCollection.Items.Add(colName);