Request ID: 00-d74ee95d4204d4ef3fdd6804618ee3e3-569e9079ac3e61ae-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.