Request ID: 00-0070b44bee0fbd012067355bcce54a85-6e5e1a2314a85ec2-00
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.