Создал исключение для CheckedListBox

WinFormSolution/Components/Exceptions/MaxCheckedItemsCountExceedException.cs

@@ -0,0 +1,13 @@
+namespace Components.Exceptions
+{
+    internal class MaxCheckedItemsCountExceedException : Exception
+    {
+        public MaxCheckedItemsCountExceedException()
+        {
+        }
+
+        public MaxCheckedItemsCountExceedException(string? message) : base(message)
+        {
+        }
+    }
+}