diff --git a/COP/AppByPlugins/AppByPlugins.csproj b/COP/AppByPlugins/AppByPlugins.csproj
index 0e3581b..0a0fe71 100644
--- a/COP/AppByPlugins/AppByPlugins.csproj
+++ b/COP/AppByPlugins/AppByPlugins.csproj
@@ -23,10 +23,4 @@
     <ProjectReference Include="..\PluginsConventionLibrary\PluginsConventionLibrary.csproj" />
   </ItemGroup>
 
-  <ItemGroup>
-    <Reference Include="System.IO.Packaging">
-      <HintPath>$(SolutionDir)Plugins\System.IO.Packaging.dll</HintPath>
-    </Reference>
-  </ItemGroup>
-
 </Project>
\ No newline at end of file
diff --git a/COP/AppByPlugins/FormMain.cs b/COP/AppByPlugins/FormMain.cs
index 098b013..d54c977 100644
--- a/COP/AppByPlugins/FormMain.cs
+++ b/COP/AppByPlugins/FormMain.cs
@@ -20,58 +20,43 @@ namespace AppByPlugins
         public FormMain()
         {
             InitializeComponent();
-            _plugins = new();
-            LoadPlugins();
+            _plugins = LoadPlugins();
             _selectedPlugin = string.Empty;
         }
 
-        private void LoadPlugins()
-        {
-            List<IPluginsConvention> pluginsList = GetPlugins();
+        private Dictionary<string, IPluginsConvention> LoadPlugins()
+		{
+			var plugins = new Dictionary<string, IPluginsConvention>();
 
-            foreach (var plugin in pluginsList)
-            {
-                _plugins[plugin.PluginName] = plugin;
-                CreateMenuItem(plugin.PluginName);
-            }
-        }
+			string pluginsDir = Directory.GetParent(Directory.GetCurrentDirectory())!.Parent!.Parent!.Parent!.FullName + "\\Plugins";
 
-        private List<IPluginsConvention> GetPlugins()
-        {
-            string currentDir = Environment.CurrentDirectory;
-            string pluginsDir = Directory.GetParent(currentDir).Parent.Parent.Parent.FullName + "\\Plugins";
-            string[] dllFiles = Directory.GetFiles(
-                pluginsDir,
-                "*.dll",
-                SearchOption.AllDirectories
-            );
-            List<IPluginsConvention> plugins = new();
-            foreach (string dllFile in dllFiles)
-            {
-                try
-                {
-                    Assembly assembly = Assembly.LoadFrom(dllFile);
-                    Type[] types = assembly.GetTypes();
-                    foreach (Type type in types)
-                    {
-                        if (typeof(IPluginsConvention).IsAssignableFrom(type) && !type.IsInterface)
-                        {
-                            if (Activator.CreateInstance(type) is IPluginsConvention plugin)
-                            {
-                                plugins.Add(plugin);
-                            }
-                        }
-                    }
-                }
-                catch (Exception ex)
-                {
-                    MessageBox.Show(
-                        ex.Message
-                    );
-                }
-            }
-            return plugins;
-        }
+			string[] dllFiles = Directory.GetFiles(pluginsDir, "*.dll", SearchOption.AllDirectories);
+
+			foreach (string dllFile in dllFiles)
+			{
+				try
+				{
+					Assembly assembly = Assembly.LoadFrom(dllFile);
+					Type[] types = assembly.GetTypes();
+
+					foreach (var type in types)
+					{
+						if (typeof(IPluginsConvention).IsAssignableFrom(type) && !type.IsInterface)
+						{
+							var plugin = (IPluginsConvention)Activator.CreateInstance(type)!;
+							plugins.Add(plugin.PluginName, plugin);
+							CreateMenuItem(plugin.PluginName);
+						}
+					}
+				}
+				catch (Exception ex)
+				{
+					Console.WriteLine($"Ошибка при загрузке сборки {dllFile}: {ex.Message}");
+				}
+			}
+
+			return plugins;
+		}
 
         private void CreateMenuItem(string pluginName)
         {
diff --git a/COP/Components/Components/UserCheckedListBox.cs b/COP/Components/Components/UserCheckedListBox.cs
index 0440a8c..4662e60 100644
--- a/COP/Components/Components/UserCheckedListBox.cs
+++ b/COP/Components/Components/UserCheckedListBox.cs
@@ -25,7 +25,11 @@ namespace Components.Components
             }
             set
             {
-                if (value != null && checkedListBox.Items.Contains(value)) checkedListBox.SelectedItem = value;
+                if (value != null && checkedListBox.Items.Contains(value))
+                {
+                    checkedListBox.SelectedItem = value;
+                    checkedListBox.SetItemChecked(checkedListBox.SelectedIndex, true);
+                }
             }
         }
 
@@ -53,6 +57,7 @@ namespace Components.Components
                     if (index != checkedListBox.SelectedIndex)
                     {
                         checkedListBox.SetItemChecked(index, false);
+                        checkedListBox.SetItemChecked(checkedListBox.SelectedIndex, false);
                     }
                 }
             }