Fix: Fixed NullReferenceException in PinnedFoldersManager.CreateLocationItemFromPathAsync (#15956)

Author: hishitetsu

src/Files.App/Data/Models/PinnedFoldersManager.cs

@@ -93,12 +93,12 @@ public async Task<LocationItem> CreateLocationItemFromPathAsync(string path)
 				ShowEmptyRecycleBin = string.Equals(path, Constants.UserEnvironmentPaths.RecycleBinPath, StringComparison.OrdinalIgnoreCase)
 			};
 			locationItem.IsDefaultLocation = false;
-			locationItem.Text = res.Result?.DisplayName ?? Path.GetFileName(path.TrimEnd('\\'));
+			locationItem.Text = res?.Result?.DisplayName ?? Path.GetFileName(path.TrimEnd('\\'));
 
 			if (res)
 			{
 				locationItem.IsInvalid = false;
-				if (res && res.Result is not null)
+				if (res.Result is not null)
 				{
 					var result = await FileThumbnailHelper.GetIconAsync(
 						res.Result.Path,
@@ -117,7 +117,7 @@ public async Task<LocationItem> CreateLocationItemFromPathAsync(string path)
 			{
 				locationItem.Icon = await MainWindow.Instance.DispatcherQueue.EnqueueOrInvokeAsync(() => UIHelpers.GetSidebarIconResource(Constants.ImageRes.Folder));
 				locationItem.IsInvalid = true;
-				Debug.WriteLine($"Pinned item was invalid {res.ErrorCode}, item: {path}");
+				Debug.WriteLine($"Pinned item was invalid {res?.ErrorCode}, item: {path}");
 			}
 
 			return locationItem;