Update Web/Resgrid.Web/Areas/User/Controllers/TrainingsController.cs

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

Author: ucswift

Web/Resgrid.Web/Areas/User/Controllers/TrainingsController.cs

@@ -301,8 +301,9 @@ public async Task<IActionResult> Edit(int trainingId, EditTrainingModel model, I
 						attachment.FileName = file.FileName;
 						attachment.TrainingId = trainingId;
 
-						var uploadedFile = new byte[file.OpenReadStream().Length];
-						file.OpenReadStream().Read(uploadedFile, 0, uploadedFile.Length);
+using var stream = file.OpenReadStream();
+var uploadedFile = new byte[stream.Length];
+stream.Read(uploadedFile, 0, uploadedFile.Length);
 
 						attachment.Data = uploadedFile;
 						existingTraining.Attachments.Add(attachment);