diff --git a/GasolineTanker/GasolineTanker/CollectionGenericObjects/AbstractCompany.cs b/GasolineTanker/GasolineTanker/CollectionGenericObjects/AbstractCompany.cs
index 541c071..cc8fcd0 100644
--- a/GasolineTanker/GasolineTanker/CollectionGenericObjects/AbstractCompany.cs
+++ b/GasolineTanker/GasolineTanker/CollectionGenericObjects/AbstractCompany.cs
@@ -27,6 +27,11 @@ public abstract class AbstractCompany
     /// </summary>
     protected readonly int _pictureHeight;
 
+    /// <summary>
+    /// Максимальное количество мест
+    /// </summary>
+    protected int _maxCount;
+
     /// <summary>
     /// Коллекция грузовиков
     /// </summary>
@@ -35,7 +40,19 @@ public abstract class AbstractCompany
     /// <summary>
     /// Вычисление максимального количества элементов, который можно разместить в окне
     /// </summary>
-    private int GetMaxCount => _pictureWidth * _pictureHeight / (_placeSizeWidth * _placeSizeHeight);
+
+    private int GetMaxCount
+    {
+        get
+        {
+            double _divisibleOfWidth = _pictureWidth / _placeSizeWidth;
+            double _divisibleOfHeight = _pictureHeight / _placeSizeHeight;
+            double _placesInWidth = Math.Truncate(_divisibleOfWidth);
+            double _placesInHeight = Math.Truncate(_divisibleOfHeight);
+            _maxCount = (int)(_placesInWidth * _placesInHeight);
+            return _maxCount;
+        }
+    }
 
     /// <summary>
     /// Конструктор
diff --git a/GasolineTanker/GasolineTanker/CollectionGenericObjects/ListGenericObjects.cs b/GasolineTanker/GasolineTanker/CollectionGenericObjects/ListGenericObjects.cs
index 1bf33d1..261e8e9 100644
--- a/GasolineTanker/GasolineTanker/CollectionGenericObjects/ListGenericObjects.cs
+++ b/GasolineTanker/GasolineTanker/CollectionGenericObjects/ListGenericObjects.cs
@@ -1,4 +1,5 @@
 using GasolineTanker.CollectionGenericObjects;
+using GasolineTanker.Exceptions;
 
 /// <summary>
 /// Параметризованный набор объектов
@@ -46,9 +47,9 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
 
     public T? Get(int position)
     {
-        if (position < 0 || position >= Count)
+        if (position < 0 || position >= _maxCount)
         {
-            return null;
+            throw new PositionOutOfCollectionException(position);
         }
         return _collection[position];
     }
@@ -57,7 +58,7 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
     {
         if (Count == _maxCount)
         {
-            return false;
+            throw new CollectionOverflowException(Count);
         }
         _collection.Add(obj);
         return true;
@@ -65,9 +66,13 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
 
     public bool Insert(T obj, int position)
     {
-        if (Count >= _maxCount || position < 0 || position >= Count)
+        if (Count == _maxCount)
         {
-            return false;
+            throw new CollectionOverflowException(Count);
+        }
+        if (position < 0 || position >= _maxCount)
+        {
+            throw new PositionOutOfCollectionException(position);
         }
         _collection.Insert(position, obj);
         return true;
@@ -75,12 +80,13 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
 
     public bool Remove(int position)
     {
-        if (position < 0 || position >= Count || _collection[position] == null)
+        if (position < 0 || position >= _maxCount)
         {
-            return false;
+            throw new PositionOutOfCollectionException(position);
         }
         _collection.RemoveAt(position);
         return true;
+        
     }
 
     public IEnumerable<T?> GetItems()
diff --git a/GasolineTanker/GasolineTanker/CollectionGenericObjects/MassiveGenericObjects.cs b/GasolineTanker/GasolineTanker/CollectionGenericObjects/MassiveGenericObjects.cs
index c551091..d8ec037 100644
--- a/GasolineTanker/GasolineTanker/CollectionGenericObjects/MassiveGenericObjects.cs
+++ b/GasolineTanker/GasolineTanker/CollectionGenericObjects/MassiveGenericObjects.cs
@@ -1,4 +1,6 @@
-namespace GasolineTanker.CollectionGenericObjects;
+using GasolineTanker.Exceptions;
+
+namespace GasolineTanker.CollectionGenericObjects;
 
 /// <summary>
 /// Параметризованный набор объектов
@@ -48,9 +50,9 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
 
     public T? Get(int position)
     {
-        if(position < 0 || position >= Count)
+        if (position < 0 || position >= _collection.Length)
         {
-            return null;
+            throw new PositionOutOfCollectionException(position);
         }
         return _collection[position];
     }
@@ -69,7 +71,7 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
                 return true;
             }
         }
-        return false;
+        throw new CollectionOverflowException(Count);
     }
 
     /// <summary>
@@ -77,7 +79,12 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
     /// </summary>
 
     public bool Insert(T obj, int position)
-    {        
+    {
+        if (position < 0 || position >= Count)
+        {
+            throw new PositionOutOfCollectionException(position);
+        }
+
         if (_collection[position] == null)
         {
             _collection[position] = obj;
@@ -103,14 +110,18 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
                 }
             }
         }
-        return false;
+        throw new CollectionOverflowException(Count);
     }
 
     public bool Remove(int position)
     {
+        if (position < 0 || position >= Count)
+        {
+            throw new PositionOutOfCollectionException(position);
+        }
         if (_collection[position] == null)
         {
-            return false;
+            throw new ObjectNotFoundException(position);
         }
         _collection[position] = null;
         return true;
diff --git a/GasolineTanker/GasolineTanker/CollectionGenericObjects/StorageCollection.cs b/GasolineTanker/GasolineTanker/CollectionGenericObjects/StorageCollection.cs
index 9206374..e69f405 100644
--- a/GasolineTanker/GasolineTanker/CollectionGenericObjects/StorageCollection.cs
+++ b/GasolineTanker/GasolineTanker/CollectionGenericObjects/StorageCollection.cs
@@ -1,4 +1,5 @@
 using GasolineTanker.Drawnings;
+using GasolineTanker.Exceptions;
 using System.Text;
 
 namespace GasolineTanker.CollectionGenericObjects;
@@ -53,7 +54,7 @@ public class StorageCollection<T>
     {
         if (_storages.ContainsKey(name) || name == null)
         {
-            return;
+            throw new Exception("Неверное имя коллекции");
         }
         if (collectionType == CollectionType.Massive)
         {
@@ -98,12 +99,11 @@ public class StorageCollection<T>
 	/// Сохранение информации по грузовикам в хранилище в файл
 	/// </summary>
 	/// <param name="filename">Путь и имя файла</param>
-	/// <returns>true - сохранение прошло успешно, false - ошибка при сохранении данных</returns>
-	public bool SaveData(string filename)
+	public void SaveData(string filename)
     {
         if (_storages.Count == 0)
         {
-            return false;
+            throw new Exception("В хранилище отсутствуют коллекции для сохранения");
         }
 
         if (File.Exists(filename))
@@ -146,19 +146,17 @@ public class StorageCollection<T>
         using FileStream fs = new(filename, FileMode.Create);
         byte[] info = new UTF8Encoding(true).GetBytes(sb.ToString());
         fs.Write(info, 0, info.Length);
-        return true;
     }
 
     /// <summary>
     /// Загрузка информации по грузовикам в хранилище из файла
     /// </summary>
     /// <param name="filename">Путь и имя файла</param>
-    /// <returns>true - загрузка прошла успешно, false - ошибка при загрузке данных</returns>
-    public bool LoadData(string filename)
+    public void LoadData(string filename)
     {
         if (!File.Exists(filename))
         {
-            return false;
+            throw new Exception("Файл не существует");
         }
 
         string bufferTextFromFile = "";
@@ -175,13 +173,12 @@ public class StorageCollection<T>
         string[] strs = bufferTextFromFile.Split(new char[] { '\n', '\r' }, StringSplitOptions.RemoveEmptyEntries);
         if (strs == null || strs.Length == 0)
         {
-            return false;
+            throw new Exception("В файле нет данных");
         }
 
         if (!strs[0].Equals(_collectionKey))
         {
-            //если нет такой записи, то это не те данные
-            return false;
+            throw new Exception("В файле неверные данные");
         }
 
         _storages.Clear();
@@ -194,11 +191,8 @@ public class StorageCollection<T>
             }
 
             CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]);
-            ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType);
-            if (collection == null)
-            {
-                return false;
-            }
+            ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType) ??
+                throw new Exception("Не удалось определить тип коллекции:" + record[1]);
 
             collection.MaxCount = Convert.ToInt32(record[2]);
 
@@ -207,17 +201,22 @@ public class StorageCollection<T>
             {
                 if (elem?.CreateDrawningTanker() is T tanker)
                 {
-                    if (!collection.Insert(tanker))
+                    try
                     {
-                        return false;
+                        if (!collection.Insert(tanker))
+                        {
+                            throw new Exception("Объект не удалось добавить в коллекцию: " + record[3]);
+                        }
+                    }
+                    catch (CollectionOverflowException ex)
+                    {
+                        throw new Exception("Коллекция переполнена", ex);
                     }
                 }
             }
 
             _storages.Add(record[0], collection);
         }
-
-        return true;
     }
 
     /// <summary>
diff --git a/GasolineTanker/GasolineTanker/Exceptions/CollectionOverflowException.cs b/GasolineTanker/GasolineTanker/Exceptions/CollectionOverflowException.cs
new file mode 100644
index 0000000..838beb3
--- /dev/null
+++ b/GasolineTanker/GasolineTanker/Exceptions/CollectionOverflowException.cs
@@ -0,0 +1,20 @@
+using System.Runtime.Serialization;
+
+namespace GasolineTanker.Exceptions;
+
+/// <summary>
+/// Класс, описывающий ошибку переполнения коллекции
+/// </summary>
+[Serializable]
+internal class CollectionOverflowException : ApplicationException
+{
+    public CollectionOverflowException(int count) : base("В коллекции превышено допустимое количество: " + count) { }
+
+    public CollectionOverflowException() : base() { }
+
+    public CollectionOverflowException(string message) : base(message) { }
+
+    public CollectionOverflowException(string message, Exception exception) : base(message, exception) { }
+
+    protected CollectionOverflowException(SerializationInfo info, StreamingContext contex) : base(info, contex) { }
+}
\ No newline at end of file
diff --git a/GasolineTanker/GasolineTanker/Exceptions/ObjectNotFoundException.cs b/GasolineTanker/GasolineTanker/Exceptions/ObjectNotFoundException.cs
new file mode 100644
index 0000000..62995c4
--- /dev/null
+++ b/GasolineTanker/GasolineTanker/Exceptions/ObjectNotFoundException.cs
@@ -0,0 +1,20 @@
+using System.Runtime.Serialization;
+
+namespace GasolineTanker.Exceptions;
+
+/// <summary>
+/// Класс, описывающий ошибку, что по указанной позиции нет элемента
+/// </summary>
+[Serializable]
+internal class ObjectNotFoundException : ApplicationException
+{
+    public ObjectNotFoundException(int i) : base("Не найден объект по позиции " + i) { }
+
+    public ObjectNotFoundException() : base() { }
+
+    public ObjectNotFoundException(string message) : base(message) { }
+
+    public ObjectNotFoundException(string message, Exception exception) : base(message, exception) { }
+
+    protected ObjectNotFoundException(SerializationInfo info, StreamingContext contex) : base(info, contex) { }
+}
diff --git a/GasolineTanker/GasolineTanker/Exceptions/PositionOutOfCollectionException.cs b/GasolineTanker/GasolineTanker/Exceptions/PositionOutOfCollectionException.cs
new file mode 100644
index 0000000..edef9eb
--- /dev/null
+++ b/GasolineTanker/GasolineTanker/Exceptions/PositionOutOfCollectionException.cs
@@ -0,0 +1,20 @@
+using System.Runtime.Serialization;
+
+namespace GasolineTanker.Exceptions;
+
+/// <summary>
+/// Класс, описывающий ошибку выхода за границы коллекции
+/// </summary>
+[Serializable]
+internal class PositionOutOfCollectionException : ApplicationException
+{
+    public PositionOutOfCollectionException(int i) : base("Выход за границы коллекции. Позиция " + i) { }
+
+    public PositionOutOfCollectionException() : base() { }
+
+    public PositionOutOfCollectionException(string message) : base(message) { }
+
+    public PositionOutOfCollectionException(string message, Exception exception) : base(message, exception) { }
+
+    protected PositionOutOfCollectionException(SerializationInfo info, StreamingContext contex) : base(info, contex) { }
+}
diff --git a/GasolineTanker/GasolineTanker/FormTankerCollection.cs b/GasolineTanker/GasolineTanker/FormTankerCollection.cs
index f94c0d9..f80c861 100644
--- a/GasolineTanker/GasolineTanker/FormTankerCollection.cs
+++ b/GasolineTanker/GasolineTanker/FormTankerCollection.cs
@@ -1,5 +1,7 @@
 using GasolineTanker.CollectionGenericObjects;
 using GasolineTanker.Drawnings;
+using GasolineTanker.Entities;
+using Microsoft.Extensions.Logging;
 using System.Windows.Forms;
 
 namespace GasolineTanker;
@@ -19,13 +21,19 @@ public partial class FormTankerCollection : Form
     /// </summary>
     private AbstractCompany? _company = null;
 
+    /// <summary>
+	/// Логер
+	/// </summary>
+	private readonly ILogger _logger;
+
     /// <summary>
     /// Конструктор
     /// </summary>
-    public FormTankerCollection()
+    public FormTankerCollection(ILogger<FormTankerCollection> logger)
     {
         InitializeComponent();
         _storageCollection = new();
+        _logger = logger;
     }
 
     /// <summary>
@@ -61,14 +69,19 @@ public partial class FormTankerCollection : Form
             return;
         }
 
-        if (_company + tanker)
+        try 
         {
-            MessageBox.Show("Объект добавлен");
-            pictureBox.Image = _company.Show();
+            if (_company + tanker)
+            {
+                MessageBox.Show("Объект добавлен");
+                pictureBox.Image = _company.Show();                
+                _logger.LogInformation("Добавлен объект: {tanker}", tanker.GetDataForSave());
+            }            
         }
-        else
+        catch (Exception ex)
         {
-            MessageBox.Show("Не удалось добавить объект");
+            MessageBox.Show(ex.Message, "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            _logger.LogError("Ошибка: {Message}", ex.Message);
         }
     }
 
@@ -90,14 +103,19 @@ public partial class FormTankerCollection : Form
         }
 
         int pos = Convert.ToInt32(maskedTextBoxPosition.Text);
-        if (_company - pos)
+        try
         {
-            MessageBox.Show("Объект удален");
-            pictureBox.Image = _company.Show();
+            if (_company - pos)
+            {
+                MessageBox.Show("Объект удален");
+                pictureBox.Image = _company.Show();
+                _logger.LogInformation("Удален объект с индексом: {pos}", pos);
+            }
         }
-        else
+        catch (Exception ex)
         {
-            MessageBox.Show("Не удалось удалить объект");
+            MessageBox.Show(ex.Message);
+            _logger.LogError("Ошибка: {Message}", ex.Message);
         }
     }
 
@@ -257,13 +275,16 @@ public partial class FormTankerCollection : Form
     {
         if (saveFileDialog.ShowDialog() == DialogResult.OK)
         {
-            if (_storageCollection.SaveData(saveFileDialog.FileName))
+            try
             {
+                _storageCollection.SaveData(saveFileDialog.FileName);
                 MessageBox.Show("Сохранение прошло успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                _logger.LogInformation("Сохранение в файл: {filename}", saveFileDialog.FileName);
             }
-            else
+            catch (Exception ex)
             {
-                MessageBox.Show("Не сохранилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                MessageBox.Show(ex.Message, "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                _logger.LogError("Ошибка: {Message}", ex.Message);
             }
         }
     }
@@ -278,13 +299,16 @@ public partial class FormTankerCollection : Form
     {
         if (openFileDialog.ShowDialog() == DialogResult.OK)
         {
-            if (_storageCollection.LoadData(openFileDialog.FileName))
-            {              
-                MessageBox.Show("Загрузка прошла успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
-            }
-            else
+            try
             {
-                MessageBox.Show("Не загрузилось", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                _storageCollection.LoadData(openFileDialog.FileName);
+                MessageBox.Show("Загрузка прошла успешно", "Результат", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                _logger.LogInformation("Загрузка из файла: {filename}", openFileDialog.FileName);
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show(ex.Message, "Результат", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                _logger.LogError("Ошибка: {Message}", ex.Message);
             }
         }
         RerfreshListBoxItems();
diff --git a/GasolineTanker/GasolineTanker/GasolineTanker.csproj b/GasolineTanker/GasolineTanker/GasolineTanker.csproj
index 244387d..8ca229c 100644
--- a/GasolineTanker/GasolineTanker/GasolineTanker.csproj
+++ b/GasolineTanker/GasolineTanker/GasolineTanker.csproj
@@ -8,6 +8,12 @@
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="7.0.0" />
+    <PackageReference Include="NLog.Extensions.Logging" Version="5.3.8" />
+  </ItemGroup>
+
   <ItemGroup>
     <Compile Update="Properties\Resources.Designer.cs">
       <DesignTime>True</DesignTime>
@@ -23,4 +29,10 @@
     </EmbeddedResource>
   </ItemGroup>
 
+  <ItemGroup>
+    <None Update="nlog.config">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
 </Project>
\ No newline at end of file
diff --git a/GasolineTanker/GasolineTanker/Program.cs b/GasolineTanker/GasolineTanker/Program.cs
index a73ebe1..7afe9da 100644
--- a/GasolineTanker/GasolineTanker/Program.cs
+++ b/GasolineTanker/GasolineTanker/Program.cs
@@ -1,3 +1,7 @@
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using NLog.Extensions.Logging;
+
 namespace GasolineTanker
 {
     internal static class Program
@@ -11,7 +15,25 @@ namespace GasolineTanker
             // To customize application configuration such as set high DPI settings or default font,
             // see https://aka.ms/applicationconfiguration.
             ApplicationConfiguration.Initialize();
-            Application.Run(new FormTankerCollection());
+
+            ServiceCollection services = new();
+            ConfigureServices(services);
+            using ServiceProvider serviceProvider = services.BuildServiceProvider();
+            Application.Run(serviceProvider.GetRequiredService<FormTankerCollection>());
+        }
+
+        /// <summary>
+		/// Configuration of DI service
+		/// </summary>
+		/// <param name="services"></param>
+		private static void ConfigureServices(ServiceCollection services)
+        {
+            services.AddSingleton<FormTankerCollection>()
+                    .AddLogging(option =>
+                    {
+                        option.SetMinimumLevel(LogLevel.Information);
+                        option.AddNLog("nlog.config");
+                    });
         }
     }
 }
\ No newline at end of file
diff --git a/GasolineTanker/GasolineTanker/nlog.config b/GasolineTanker/GasolineTanker/nlog.config
new file mode 100644
index 0000000..5c71e85
--- /dev/null
+++ b/GasolineTanker/GasolineTanker/nlog.config
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+	<nlog xmlns="http://www.nlog-project.org/schemas/NLog.xsd"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        autoReload="true" internalLogLevel="Info">
+
+		<targets>
+			<target xsi:type="File" name="tofile" fileName="carlog-${shortdate}.log" />
+		</targets>
+
+		<rules>
+			<logger name="*" minlevel="Debug" writeTo="tofile" />
+		</rules>
+	</nlog>
+</configuration>
\ No newline at end of file