diff --git a/DbFirst.BlazorWebApp/Components/CatalogsGrid.razor b/DbFirst.BlazorWebApp/Components/CatalogsGrid.razor
index 22d6b8f..0a9497a 100644
--- a/DbFirst.BlazorWebApp/Components/CatalogsGrid.razor
+++ b/DbFirst.BlazorWebApp/Components/CatalogsGrid.razor
@@ -173,12 +173,16 @@ else
 
     protected override async Task OnInitializedAsync()
     {
-        await InitializeBandLayoutAsync();
         await LoadCatalogs();
     }
 
     protected override async Task OnAfterRenderAsync(bool firstRender)
     {
+        if (firstRender)
+        {
+            await InitializeBandLayoutAsync();
+            StateHasChanged();
+        }
         await ApplyGridLayoutAfterRenderAsync();
     }
 
diff --git a/DbFirst.BlazorWebApp/Components/MassDataGrid.razor b/DbFirst.BlazorWebApp/Components/MassDataGrid.razor
index 7fb68a1..2be4a6b 100644
--- a/DbFirst.BlazorWebApp/Components/MassDataGrid.razor
+++ b/DbFirst.BlazorWebApp/Components/MassDataGrid.razor
@@ -210,12 +210,16 @@ else
 
     protected override async Task OnInitializedAsync()
     {
-        await InitializeBandLayoutAsync();
         await LoadPage(0);
     }
 
     protected override async Task OnAfterRenderAsync(bool firstRender)
     {
+        if (firstRender)
+        {
+            await InitializeBandLayoutAsync();
+            StateHasChanged();
+        }
         await ApplyGridLayoutAfterRenderAsync();
     }