Request ID: 00-bf008e806d421007aa1d7a1c911107bb-3638e3a22d3dde80-00
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.