diff --git a/Locomotive/Locomotive/FormMapWithSetLocomotives.cs b/Locomotive/Locomotive/FormMapWithSetLocomotives.cs
index 1e15a30..19b6790 100644
--- a/Locomotive/Locomotive/FormMapWithSetLocomotives.cs
+++ b/Locomotive/Locomotive/FormMapWithSetLocomotives.cs
@@ -1,4 +1,6 @@
-using System;
+using Serilog;
+using Serilog.Formatting.Compact;
+using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
@@ -21,6 +23,8 @@ namespace Locomotive
         };
         /// Объект от коллекции карт
         private readonly MapsCollection _mapsCollection;
+
+
         /// Конструктор
         public FormMapWithSetLocomotives()
         {
@@ -64,12 +68,14 @@ namespace Locomotive
                 return;
             }
             _mapsCollection.AddMap(textBoxNewMapName.Text, _mapsDict[comboBoxSelectorMap.Text]);
+            Log.Information($"Map {textBoxNewMapName.Text} added");
             ReloadMaps();
         }
         /// Выбор карты
         private void listBoxMaps_SelectedIndexChanged(object sender, EventArgs e)
         {
             pictureBox.Image = _mapsCollection[listBoxMaps.SelectedItem?.ToString() ?? string.Empty].ShowSet();
+            Log.Information($"Map switched to {listBoxMaps.SelectedItem?.ToString() ?? string.Empty}");
         }
         /// Удаление карты
         private void buttonDeleteMap_Click(object sender, EventArgs e)
@@ -81,6 +87,7 @@ namespace Locomotive
             if (MessageBox.Show($"Delete map {listBoxMaps.SelectedItem}?","Deleting", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
             {
                 _mapsCollection.DelMap(listBoxMaps.SelectedItem?.ToString() ?? string.Empty);
+                Log.Information($"Map {listBoxMaps.SelectedItem?.ToString() ?? string.Empty} deleted");
                 ReloadMaps();
             }
         }
@@ -105,6 +112,7 @@ namespace Locomotive
                 {
                     MessageBox.Show("Object added");
                     pictureBox.Image = _mapsCollection[listBoxMaps.SelectedItem?.ToString() ?? string.Empty].ShowSet();
+                    Log.Information($"Locomotive {locomotive} added");
                 }
 
                 else
@@ -144,6 +152,7 @@ namespace Locomotive
                 if (_mapsCollection[listBoxMaps.SelectedItem?.ToString() ?? string.Empty] - pos != null)
                 {
                     MessageBox.Show("Object removed");
+                    Log.Information($"Locomotive at {pos} deleted");
                     pictureBox.Image = _mapsCollection[listBoxMaps.SelectedItem?.ToString() ?? string.Empty].ShowSet();
                 }
                 else
@@ -217,6 +226,7 @@ namespace Locomotive
                 {
                     _mapsCollection.SaveData(saveFileDialog.FileName);
                     MessageBox.Show("Saving success", "Result", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                    Log.Information($"Saved to {saveFileDialog.FileName}");
                 }
                 catch (Exception ex)
                 {
@@ -234,6 +244,7 @@ namespace Locomotive
                 {
                     _mapsCollection.LoadData(loadFileDialog.FileName);
                     MessageBox.Show("Loaded successfully", "Result", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                    Log.Information($"Loaded from {loadFileDialog.FileName}");
                     ReloadMaps();
                     pictureBox.Image = _mapsCollection[listBoxMaps.SelectedItem?.ToString() ?? string.Empty].ShowSet();
                 }
diff --git a/Locomotive/Locomotive/Locomotive.csproj b/Locomotive/Locomotive/Locomotive.csproj
index 13ee123..4a08ebd 100644
--- a/Locomotive/Locomotive/Locomotive.csproj
+++ b/Locomotive/Locomotive/Locomotive.csproj
@@ -8,6 +8,13 @@
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Serilog" Version="2.12.0" />
+    <PackageReference Include="Serilog.Formatting.Compact" Version="1.1.0" />
+    <PackageReference Include="Serilog.Sinks.Console" Version="4.1.0" />
+    <PackageReference Include="Serilog.Sinks.File" Version="5.0.0" />
+  </ItemGroup>
+
   <ItemGroup>
     <Compile Update="Properties\Resources.Designer.cs">
       <DesignTime>True</DesignTime>
diff --git a/Locomotive/Locomotive/MapsCollection.cs b/Locomotive/Locomotive/MapsCollection.cs
index 67427df..01faa30 100644
--- a/Locomotive/Locomotive/MapsCollection.cs
+++ b/Locomotive/Locomotive/MapsCollection.cs
@@ -1,4 +1,5 @@
-using System;
+using Serilog;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -78,6 +79,7 @@ namespace Locomotive
         {
             if (!File.Exists(filename))
             {
+                Log.Warning($"FileNotFoundException {filename}");
                 throw new FileNotFoundException("Файл не найден");
             }
             using (FileStream fs = new(filename, FileMode.Open))
@@ -87,6 +89,7 @@ namespace Locomotive
 
                 if (!curLine.Contains("MapsCollection"))
                 {
+                    Log.Warning($"FileFormatException");
                     throw new FileFormatException("Формат данных в файле неправильный");
                 }
 
diff --git a/Locomotive/Locomotive/Program.cs b/Locomotive/Locomotive/Program.cs
index ceb3e6a..50c16fd 100644
--- a/Locomotive/Locomotive/Program.cs
+++ b/Locomotive/Locomotive/Program.cs
@@ -1,3 +1,5 @@
+using Serilog;
+
 namespace Locomotive
 {
     internal static class Program
@@ -10,6 +12,9 @@ namespace Locomotive
         {
             // To customize application configuration such as set high DPI settings or default font,
             // see https://aka.ms/applicationconfiguration.
+
+
+            Log.Logger = new LoggerConfiguration().WriteTo.File(new Serilog.Formatting.Compact.CompactJsonFormatter(), "C:\\secondCourse\\OOP\\log.clef").CreateLogger();
             ApplicationConfiguration.Initialize();
             Application.Run(new FormMapWithSetLocomotives());
         }
diff --git a/Locomotive/Locomotive/SetLocomotivesGeneric.cs b/Locomotive/Locomotive/SetLocomotivesGeneric.cs
index 53f8b6a..2b6612a 100644
--- a/Locomotive/Locomotive/SetLocomotivesGeneric.cs
+++ b/Locomotive/Locomotive/SetLocomotivesGeneric.cs
@@ -1,4 +1,5 @@
-using System;
+using Serilog;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -31,7 +32,10 @@ namespace Locomotive
         public int Insert(T locomotive, int position)
         {
             if (position < 0) return -1;
-            if (Count >= _maxCount) throw new StorageOverflowException(_maxCount);
+            if (Count >= _maxCount) {
+                Log.Warning("StorageOverflowException");
+                throw new StorageOverflowException(_maxCount);
+            }
             _places.Insert(position, locomotive);
 
             return position;
@@ -40,7 +44,11 @@ namespace Locomotive
         public T Remove(int position)
         {
             if (position >= _maxCount || position < 0) return null;
-            if (_places[position] is null) throw new LocomotiveNotFoundException(position);
+            if (_places[position] is null)
+            {
+                Log.Warning($"LocomotiveNotFoundException at {position}");
+                throw new LocomotiveNotFoundException(position);
+            }
             T result = _places[position];
             _places[position] = null; // !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! РАНЬШЕ REMOVE
             return result;