Request ID: 00-89674a6f6f1467620ef1b2a03be3253d-3b08602c866e61c7-00
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.