Request ID: 00-736ef93c8e3d183601f33d5f11c361c4-d289d8a0a686fb03-00
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.