Fixed a bug the Profile Manager where the user would get a 'Duplicate Key Error' trying to update a folder group.

DataOrganizer/ProfileManager.cs

@@ -21,7 +21,6 @@ namespace DataOrganizer
         private List<DB.Namingconvention> NamingConventions { get; }
         private Dictionary<string, DB.Profile> Profiles { get; } = new Dictionary<string, DB.Profile>();
         private Dictionary<string, DB.FolderGroup> FolderGroups { get; } = new Dictionary<string, DB.FolderGroup>();
-        private DB.FolderGroup ActiveFolderGroup { get; set; }
 
         public ProfileManager()
         {
@@ -201,13 +200,6 @@ namespace DataOrganizer
 
         private void InsertGroupName_Click(object sender, EventArgs e)
         {
-            if (FolderGroups.ContainsKey(FolderNameTextBox.Text))
-            {
-                MessageBox.Show($"'{FolderNameTextBox.Text}' already exists as a Folder Group. Duplicate names are not allowed.", "Duplication Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
-                FolderNameTextBox.Focus();
-                return;
-            }
-
             FolderGroupPathTextBox.Text = FolderGroupPathTextBox.Text.TrimEnd(new char[] { '\\' });
 
             if(GetSelectedFolderGroup(out DB.FolderGroup folderGroup))