Unable to get updated records in Db Getting Status code 202

First pull that record and then update it. See this link they had same issues, https://stackoverflow.com/questions/53676084/entity-framework-core-database-operation-expected-to-affect-1-rows-but-actual

202 Accepted response status code indicates that the request has been accepted for processing, but the processing has not been completed. Processing may not have started yet. The request might or might not eventually be acted upon, as it might be disallowed when processing actually takes place. seems another process or server handles the request, or for batch processing.