Request ID: 00-d7b97c197396811df1359e0de197d8d0-4d8c4c5b3e4ece72-00
A second operation was started on this context instance before a previous operation completed. This is usually caused by different threads concurrently using the same instance of DbContext. For more information on how to avoid threading issues with DbContext, see https://go.microsoft.com/fwlink/?linkid=2097913.