diff --git a/.gitignore b/.gitignore
index fca352e..7d1cff2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 .idea
-out
\ No newline at end of file
+out
+logs
\ No newline at end of file
diff --git a/FormMapWithSetAircrafts.java b/FormMapWithSetAircrafts.java
index 30c2f1f..76cbb75 100644
--- a/FormMapWithSetAircrafts.java
+++ b/FormMapWithSetAircrafts.java
@@ -3,6 +3,7 @@ import javax.swing.filechooser.FileNameExtensionFilter;
 import java.awt.*;
 import java.util.*;
 import java.util.List;
+import org.apache.logging.log4j.*;
 
 public class FormMapWithSetAircrafts implements Form {
     private JPanel MainPane;
@@ -33,9 +34,16 @@ public class FormMapWithSetAircrafts implements Form {
     private Canvas canv = new Canvas(this);
     private Queue<IDrawingObject> deletedAircrafts = new ArrayDeque<>();
 
+
     JFrame jFrame = getFrame();
     Image img;
 
+    private Logger _logger;
+
+    public FormMapWithSetAircrafts(Logger logger) {
+        _logger = logger;
+    }
+
     private JFrame getFrame() {
         JFrame frame = new JFrame();
         frame.setVisible(true);
@@ -90,10 +98,14 @@ public class FormMapWithSetAircrafts implements Form {
 
             String path = chooser.getSelectedFile().getAbsolutePath();
 
-            if(_mapsCollection.SaveData(path)) {
+            try {
+                _mapsCollection.SaveData(path);
+                _logger.info("Данные сохранены в файл " + chooser.getSelectedFile().getAbsolutePath());
                 JOptionPane.showMessageDialog(jFrame, "Сохранение прошло успешно");
-            } else JOptionPane.showMessageDialog(jFrame, "Не сохранилось");
-
+            } catch (Exception err) {
+                _logger.error("Ошибка сохранения данных: " + err.getMessage());
+                JOptionPane.showMessageDialog(jFrame, "Не сохранилось");
+            }
         });
 
         loadItem.addActionListener(e -> {
@@ -104,10 +116,16 @@ public class FormMapWithSetAircrafts implements Form {
             if(chooser.getSelectedFile() == null) return;
 
             String path = chooser.getSelectedFile().getAbsolutePath();
-            if(_mapsCollection.LoadData(path)) {
+
+            try {
+                _mapsCollection.LoadData(path);
+                _logger.info("Данные из загружены из файла  " + chooser.getSelectedFile().getAbsolutePath());
                 JOptionPane.showMessageDialog(jFrame, "Загрузка прошла успешно");
                 ReloadMaps();
-            } else JOptionPane.showMessageDialog(jFrame, "Не загрузилось");
+            } catch (Exception err) {
+                _logger.error("Ошибка загрузки данных " + chooser.getSelectedFile().getAbsolutePath());
+                JOptionPane.showMessageDialog(jFrame, "Не загрузилось");
+            }
         });
 
         saveMapItem.addActionListener(e -> {
@@ -122,10 +140,16 @@ public class FormMapWithSetAircrafts implements Form {
 
             String path = chooser.getSelectedFile().getAbsolutePath();
 
-            if(_mapsCollection.SaveMap(path, listBoxMaps.getSelectedValue().toString())) {
+            try {
+                _mapsCollection.SaveMap(path, listBoxMaps.getSelectedValue().toString());
+                _logger.info("Карта " + listBoxMaps.getSelectedValue().toString() +
+                        " сохранена в файл " + chooser.getSelectedFile().getAbsolutePath());
                 JOptionPane.showMessageDialog(jFrame, "Сохранение прошло успешно");
-            } else JOptionPane.showMessageDialog(jFrame, "Не сохранилось");
-
+            } catch (Exception err) {
+                _logger.error("Ошибка сохранения карты " + listBoxMaps.getSelectedValue().toString() +
+                        " в файл " + chooser.getSelectedFile().getAbsolutePath());
+                JOptionPane.showMessageDialog(jFrame, "Не сохранилось");
+            }
         });
 
         loadMapItem.addActionListener(e -> {
@@ -136,10 +160,18 @@ public class FormMapWithSetAircrafts implements Form {
             if(chooser.getSelectedFile() == null) return;
 
             String path = chooser.getSelectedFile().getAbsolutePath();
-            if(_mapsCollection.LoadMap(path)) {
+
+            try {
+                _mapsCollection.LoadMap(path);
+                _logger.info("Карта " + listBoxMaps.getSelectedValue().toString() +
+                        " загружена из файла " + chooser.getSelectedFile().getAbsolutePath());
                 JOptionPane.showMessageDialog(jFrame, "Загрузка прошла успешно");
                 ReloadMaps();
-            } else JOptionPane.showMessageDialog(jFrame, "Не загрузилось");
+            } catch (Exception err) {
+                _logger.error("Ошибка загрузки карты " + listBoxMaps.getSelectedValue().toString() +
+                        " из файла " + chooser.getSelectedFile().getAbsolutePath());
+                JOptionPane.showMessageDialog(jFrame, "Не загрузилось");
+            }
         });
 
         _mapsCollection = new MapsCollection(canv.getSize().width, canv.getSize().height);
@@ -154,22 +186,27 @@ public class FormMapWithSetAircrafts implements Form {
         listBoxMaps.addListSelectionListener(e -> {
             if(listBoxMaps.getSelectedValue() == null) return;
             img = _mapsCollection.getMap(listBoxMaps.getSelectedValue().toString()).ShowSet();
+            _logger.info("Переход на карту " + listBoxMaps.getSelectedValue().toString());
             canv.repaint();
         });
 
         buttonAddMap.addActionListener(e -> {
             if (comboBoxSelectorMap.getSelectedIndex() == -1 || textBoxNewMapName.getText() == "")
             {
+                _logger.warn("Не получилось добавить карту: не все данные заполнены");
                 JOptionPane.showMessageDialog(jFrame, "Не все данные заполнены");
                 return;
             }
             if (!_mapsDict.containsKey(comboBoxSelectorMap.getSelectedItem().toString()))
             {
+                _logger.warn("Не получилось добавить карту: нет такой карты");
                 JOptionPane.showMessageDialog(jFrame, "Нет такой карты");
                 return;
             }
             _mapsCollection.AddMap(textBoxNewMapName.getText(),
                     _mapsDict.get(comboBoxSelectorMap.getSelectedItem().toString()));
+
+            _logger.info("Добавлена карта " + textBoxNewMapName.getText());
             ReloadMaps();
         });
 
@@ -184,6 +221,7 @@ public class FormMapWithSetAircrafts implements Form {
                     "Удаление", JOptionPane.YES_NO_OPTION) == JOptionPane.YES_OPTION)
             {
                 _mapsCollection.DelMap(mapName);
+                _logger.info("Удалена карта " + mapName);
                 ReloadMaps();
             }
         });
@@ -200,17 +238,21 @@ public class FormMapWithSetAircrafts implements Form {
             formConfig.addListener(drawingAircraft -> {
                 if(drawingAircraft == null) return;
 
-                DrawingObjectAircraft aircraft = new DrawingObjectAircraft(drawingAircraft);
-                if (_mapsCollection.getMap(listBoxMaps.getSelectedValue().toString()).addAircraft(aircraft) != -1)
-                {
+                try {
+                    DrawingObjectAircraft aircraft = new DrawingObjectAircraft(drawingAircraft);
+                    _mapsCollection.getMap(listBoxMaps.getSelectedValue().toString()).addAircraft(aircraft);
+
+                    _logger.info("Добавлен новый объект");
                     JOptionPane.showMessageDialog(jFrame, "Объект добавлен");
                     img = _mapsCollection.getMap(listBoxMaps.getSelectedValue().toString()).ShowSet();
                     canv.repaint();
+                } catch(StorageOverflowException err) {
+                    _logger.warn("Ошибка добавления: " + err.getMessage());
+                    JOptionPane.showMessageDialog(jFrame, "Ошибка переполнения: " + err.getMessage());
+                } catch(Exception err) {
+                    _logger.fatal("Незивестная ошибка: " + err.getMessage());
                 }
-                else
-                {
-                    JOptionPane.showMessageDialog(jFrame, "Не удалось добавить объект");
-                }
+
             });
         });
 
@@ -233,15 +275,20 @@ public class FormMapWithSetAircrafts implements Form {
             pos = Integer.parseInt(text);
 
             String mapName = listBoxMaps.getSelectedValue().toString();
-            IDrawingObject deleted = _mapsCollection.getMap(mapName).removeAircraft(pos);
 
-            if(deleted != null) {
+            try {
+                IDrawingObject deleted = _mapsCollection.getMap(mapName).removeAircraft(pos);
+                _logger.info("Объект удален");
                 JOptionPane.showMessageDialog(jFrame, "Объект удален");
                 img = _mapsCollection.getMap(mapName).ShowSet();
                 deletedAircrafts.add(deleted);
                 canv.repaint();
-            } else {
-                JOptionPane.showMessageDialog(jFrame, "Не удалось удалить объект");
+            } catch(AircraftNotFoundException err) {
+                _logger.warn("Ошибка добавления: " + err.getMessage());
+                JOptionPane.showMessageDialog(jFrame, "Ошибка удаления: " + err.getMessage());
+            } catch (Exception err) {
+                _logger.fatal("Неизвестная ошибка: " + err.getMessage());
+                JOptionPane.showMessageDialog(jFrame, "Неизвестная ошибка: " + err.getMessage());
             }
         });
 
@@ -249,6 +296,7 @@ public class FormMapWithSetAircrafts implements Form {
             if(listBoxMaps.getSelectedValue() == null) return;
 
             img = _mapsCollection.getMap(listBoxMaps.getSelectedValue().toString()).ShowSet();
+            _logger.info("Показ хранилища");
             canv.repaint();
         });
 
@@ -256,6 +304,7 @@ public class FormMapWithSetAircrafts implements Form {
             if(listBoxMaps.getSelectedValue() == null) return;
 
             img = _mapsCollection.getMap(listBoxMaps.getSelectedValue().toString()).ShowOnMap();
+            _logger.info("Показ карты");
             canv.repaint();
         });
 
@@ -267,6 +316,7 @@ public class FormMapWithSetAircrafts implements Form {
 
             if(deletedAircrafts.size() == 0) {
                 JOptionPane.showMessageDialog(jFrame, "Очередь пуста");
+                _logger.warn("Очередь удаленных объектов пуста");
                 return;
             }
 
@@ -280,6 +330,8 @@ public class FormMapWithSetAircrafts implements Form {
             dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
 
             dialog.setVisible(true);
+
+            _logger.info("Показ удаленного объекта");
         });
 
         leftButton.addActionListener(e -> {
diff --git a/Main.java b/Main.java
index 36c5cc4..8b23885 100644
--- a/Main.java
+++ b/Main.java
@@ -1,5 +1,7 @@
+import org.apache.logging.log4j.*;
+
 public class Main {
     public static void main(String[] args) {
-        new FormMapWithSetAircrafts().run();
+        new FormMapWithSetAircrafts(LogManager.getLogger(Main.class)).run();
     }
-}
+}
\ No newline at end of file
diff --git a/MapWithSetAircraftsGeneric.java b/MapWithSetAircraftsGeneric.java
index 6a437cf..0b401f0 100644
--- a/MapWithSetAircraftsGeneric.java
+++ b/MapWithSetAircraftsGeneric.java
@@ -40,19 +40,19 @@ public class MapWithSetAircraftsGeneric<T extends IDrawingObject, U extends Abst
         _setAircrafts.Clear();
     }
 
-    public void LoadData(String[] records) {
+    public void LoadData(String[] records) throws StorageOverflowException {
         for (String rec : records)
         {
             _setAircrafts.Insert((T)DrawingObjectAircraft.Create(rec));
         }
     }
 
-    public int addAircraft(T aircraft)
+    public int addAircraft(T aircraft) throws StorageOverflowException
     {
         return _setAircrafts.Insert(aircraft);
     }
 
-    public T removeAircraft(int position)
+    public T removeAircraft(int position) throws AircraftNotFoundException
     {
         return _setAircrafts.Remove(position);
     }
diff --git a/MapsCollection.java b/MapsCollection.java
index 86b5bb2..7cf200e 100644
--- a/MapsCollection.java
+++ b/MapsCollection.java
@@ -1,10 +1,8 @@
-import java.io.BufferedReader;
-import java.io.File;
-import java.io.FileReader;
-import java.io.FileWriter;
+import java.io.*;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.ListIterator;
+import java.util.zip.DataFormatException;
 
 public class MapsCollection
 {
@@ -24,112 +22,40 @@ public class MapsCollection
         _pictureHeight = pictureHeight;
     }
 
-    public boolean SaveData(String filename)
+    public void SaveData(String filename) throws IOException
     {
         File file = new File(filename);
         if (file.exists()) file.delete();
 
-        try {
-            file.createNewFile();
+        file.createNewFile();
 
-            FileWriter writer = new FileWriter(file);
-            writer.append("MapsCollection\n");
+        FileWriter writer = new FileWriter(file);
+        writer.append("MapsCollection\n");
 
-            for(String key : _mapStorages.keySet()) {
-                String record = key + separatorDict + _mapStorages.get(key).GetData(separatorDict, separatorData) + "\n";
-                writer.append(record);
-            }
-
-            writer.flush();
-            writer.close();
-        } catch(Exception err) {
-            return false;
+        for(String key : _mapStorages.keySet()) {
+            String record = key + separatorDict + _mapStorages.get(key).GetData(separatorDict, separatorData) + "\n";
+            writer.append(record);
         }
 
-        return true;
+        writer.flush();
+        writer.close();
     }
 
-    public boolean LoadData(String filename)
-    {
+    public void LoadData(String filename) throws IOException, DataFormatException {
         File file = new File(filename);
-        if (!file.exists()) return false;
+        if (!file.exists()) throw new FileNotFoundException("Файл не найден");
 
-        try {
-            BufferedReader reader = new BufferedReader(new FileReader(file));
-            String current = reader.readLine();
+        BufferedReader reader = new BufferedReader(new FileReader(file));
+        String current = reader.readLine();
 
-            if (!current.equals("MapsCollection")) return false;
-            _mapStorages.clear();
-
-            while ((current = reader.readLine()) != null)
-            {
-                String elem[] = current.split("\\" + separatorDict);
-                AbstractMap map = null;
-                switch (elem[1])
-                {
-                    case "SimpleMap":
-                        map = new SimpleMap();
-                        break;
-                    case "MyMap":
-                        map = new MyMap();
-                        break;
-                }
-                _mapStorages.put(elem[0], new MapWithSetAircraftsGeneric<DrawingObjectAircraft, AbstractMap>(_pictureWidth, _pictureHeight, map));
-                _mapStorages.get(elem[0]).LoadData(elem[2].split(separatorData + ""));
-            }
-
-            reader.close();
-        } catch(Exception err) {
-            return false;
-        }
-
-        return true;
-    }
-
-
-    public boolean SaveMap(String filename, String key) {
-        File file = new File(filename);
-        if(file.exists()) file.delete();
-
-        MapWithSetAircraftsGeneric<DrawingObjectAircraft, AbstractMap> item = _mapStorages.getOrDefault(key, null);
-        if(item == null) return false;
-
-        try {
-            file.createNewFile();
-            FileWriter writer = new FileWriter(file);
-
-            writer.append("Map\n");
-            writer.append(key + "\n");
-            writer.append(item.getMap().getClass().getName() + "\n");
-            ListIterator<DrawingObjectAircraft> iter = item.getAircraftsIter();
-            while(iter.hasNext()) {
-                writer.append(AircraftFactory.getDataForSave(iter.next().getAircraft()) + "\n");
-            }
-
-            writer.flush();
-            writer.close();
-        } catch(Exception err) {
-            return false;
-        }
-
-        return true;
-    }
-
-    public boolean LoadMap(String filename) {
-        File file = new File(filename);
-        if (!file.exists()) return false;
-
-        try {
-            BufferedReader reader = new BufferedReader(new FileReader(file));
-            String format = reader.readLine();
-            if (!format.equals("Map")) return false;
-
-            String key = reader.readLine();
-            String mapStr = reader.readLine();
+        if (!current.equals("MapsCollection")) throw new DataFormatException("Неверный формат данных");
+        _mapStorages.clear();
 
+        while ((current = reader.readLine()) != null)
+        {
+            String elem[] = current.split("\\" + separatorDict);
             AbstractMap map = null;
-
-            switch (mapStr)
+            switch (elem[1])
             {
                 case "SimpleMap":
                     map = new SimpleMap();
@@ -138,21 +64,67 @@ public class MapsCollection
                     map = new MyMap();
                     break;
             }
-
-            if(_mapStorages.containsKey(key)) _mapStorages.get(key).ClearMap();
-            else _mapStorages.put(key, new MapWithSetAircraftsGeneric<>(_pictureWidth, _pictureHeight, map));
-
-            String current = null;
-            while ((current = reader.readLine()) != null)
-            {
-                _mapStorages.get(key).addAircraft(DrawingObjectAircraft.Create(current));
-            }
-            reader.close();
-        } catch(Exception err) {
-            return false;
+            _mapStorages.put(elem[0], new MapWithSetAircraftsGeneric<DrawingObjectAircraft, AbstractMap>(_pictureWidth, _pictureHeight, map));
+            _mapStorages.get(elem[0]).LoadData(elem[2].split(separatorData + ""));
         }
 
-        return true;
+        reader.close();
+    }
+
+
+    public void SaveMap(String filename, String key) throws IOException {
+        File file = new File(filename);
+        if(file.exists()) file.delete();
+
+        MapWithSetAircraftsGeneric<DrawingObjectAircraft, AbstractMap> item = _mapStorages.get(key);
+        file.createNewFile();
+        FileWriter writer = new FileWriter(file);
+
+        writer.append("Map\n");
+        writer.append(key + "\n");
+        writer.append(item.getMap().getClass().getName() + "\n");
+        ListIterator<DrawingObjectAircraft> iter = item.getAircraftsIter();
+
+        while(iter.hasNext()) {
+            writer.append(AircraftFactory.getDataForSave(iter.next().getAircraft()) + "\n");
+        }
+
+        writer.flush();
+        writer.close();
+    }
+
+    public void LoadMap(String filename) throws IOException, DataFormatException {
+        File file = new File(filename);
+        if (!file.exists()) throw new FileNotFoundException("Файл не найден");
+
+        BufferedReader reader = new BufferedReader(new FileReader(file));
+        String format = reader.readLine();
+        if (!format.equals("Map")) throw new DataFormatException("Неверный формат данных");
+
+        String key = reader.readLine();
+        String mapStr = reader.readLine();
+
+        AbstractMap map = null;
+
+        switch (mapStr)
+        {
+            case "SimpleMap":
+                map = new SimpleMap();
+                break;
+            case "MyMap":
+                map = new MyMap();
+                break;
+        }
+
+        if(_mapStorages.containsKey(key)) _mapStorages.get(key).ClearMap();
+        else _mapStorages.put(key, new MapWithSetAircraftsGeneric<>(_pictureWidth, _pictureHeight, map));
+
+        String current = null;
+        while ((current = reader.readLine()) != null)
+        {
+            _mapStorages.get(key).addAircraft(DrawingObjectAircraft.Create(current));
+        }
+        reader.close();
     }
 
     public void AddMap(String name, AbstractMap map)
diff --git a/SetAircraftsGeneric.java b/SetAircraftsGeneric.java
index 86d854f..0f6a5ca 100644
--- a/SetAircraftsGeneric.java
+++ b/SetAircraftsGeneric.java
@@ -14,24 +14,26 @@ public class SetAircraftsGeneric<T>
         _places = new ArrayList<>();
         _maxCount = count;
     }
-    public int Insert(T aircraft)
+    public int Insert(T aircraft) throws StorageOverflowException
     {
-        if (_places.size() == _maxCount) return -1;
+        if (_places.size() == _maxCount) throw new StorageOverflowException(_maxCount);
         _places.add(0, aircraft);
         return 0;
     }
-    public int Insert(T aircraft, int position)
+    public int Insert(T aircraft, int position) throws StorageOverflowException
     {
-        if (_places.size() == _maxCount) return -1;
+        if (_places.size() == _maxCount) throw new StorageOverflowException(_maxCount);
         _places.add(position, aircraft);
         return position;
     }
 
-    public T Remove(int position)
+    public T Remove(int position) throws AircraftNotFoundException
     {
-        if(position > _maxCount || position < 0) return null;
+        if(position > _places.size() || position < 0) throw new AircraftNotFoundException(position);
         T res = _places.get(position);
         _places.remove(res);
+
+        if(res == null) throw new AircraftNotFoundException(position);
         return res;
     }
 
diff --git a/log4j2.xml b/log4j2.xml
new file mode 100644
index 0000000..8dc02cd
--- /dev/null
+++ b/log4j2.xml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Configuration status="info" >
+    <Appenders>
+        <File name="error" fileName="logs/error.log" append="true">
+            <PatternLayout>
+                <Pattern>%-5level %msg (%d{dd.MM.yyyy})%n</Pattern>
+            </PatternLayout>
+            <ThresholdFilter level="WARN" onMatch="ACCEPT" onMismatch="DENY"/>
+        </File>
+        <File name="info" fileName="logs/info.log" append="true">
+            <PatternLayout>
+                <Pattern>%-5level %msg (%d{dd.MM.yyyy})%n</Pattern>
+            </PatternLayout>
+            <ThresholdFilter level="WARN" onMatch="DENY" onMismatch="ACCEPT"/>
+        </File>
+    </Appenders>
+
+    <Loggers>
+        <Root level="INFO">
+            <AppenderRef ref="info" />
+            <AppenderRef ref="error" />
+        </Root>
+    </Loggers>
+
+</Configuration>
\ No newline at end of file