Request ID: 00-e5976bec0a5656d7688c7db4a8b0191c-5dcd5b936f7f6501-00
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.