Request ID: 00-34076fb750ce48c54f008aacdd39eac2-b3c7b810a8e6c049-00
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.