Request ID: 00-42062b5649ab7089412dba61b718f9ce-b3d91a416ee59ba3-00
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.