Request ID: 00-bf5accf1cd2ecaa57234cbda63914870-f36358a75d9a8be0-00
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.