RadzenTree throws collection modified exception when SingleExpand is …

…set to true.
radzenhq · Jan 2, 2025 · c1e428d · c1e428d
1 parent 661e5b5
commit c1e428d
Showing 1 changed file with 6 additions and 6 deletions.
diff --git a/Radzen.Blazor/RadzenTreeItem.razor.cs b/Radzen.Blazor/RadzenTreeItem.razor.cs
@@ -31,7 +31,7 @@ public partial class RadzenTreeItem : IDisposable
                                                .Add("rzi-caret-right", !clientExpanded)
                                                .Add(Tree.ItemIconCssClass)
                                                .Add(IconCssClass);
-        private ClassList LabelClassList => ClassList.Create("rz-treenode-label")
+        private ClassList LabelClassList => ClassList.Create("rz-treenode-label")
                                                .Add(Tree.ItemLabelCssClass)
                                                .Add(LabelCssClass);
         /// <summary>
@@ -105,17 +105,17 @@ public partial class RadzenTreeItem : IDisposable
         [Parameter]
         public IEnumerable Data { get; set; }
 
-        /// <summary>
-        /// Gets or sets the CSS classes added to the content.
+        /// <summary>
+        /// Gets or sets the CSS classes added to the content.
         /// </summary>
         [Parameter]
-        public string ContentCssClass { get; set; }
+        public string ContentCssClass { get; set; }
 
         /// <summary>
         /// Gets or sets the CSS classes added to the icon.
         /// </summary>
         [Parameter]
-        public string IconCssClass { get; set; }
+        public string IconCssClass { get; set; }
 
         /// <summary>
         /// Gets or sets the CSS classes added to the label.
@@ -229,7 +229,7 @@ async Task Expand()
 
                 if (Tree.SingleExpand)
                 {
-                    var siblings = ParentItem?.items ?? Tree.items;
+                    var siblings = (ParentItem?.items ?? Tree.items).ToList();
 
                     foreach (var sibling in siblings)
                     {