Request ID: 00-24d545f503f7dc14804e92b3c788f75e-b8a271eeb533fcb7-00
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.