In this blog post, you’ll learn more about the SQL Server Error Code 35296 and the error message description that is shown
SQL Server Error Code
35296
SQL Server Error Description for the Code :35296
Log backup for database “%.*ls” on secondary replica failed because the new backup information could not be committed on primary database. Check the database status in the SQL Server error log of the server instance that is hosting the current primary replica. If the primary database is participating in the availability group, retry the operation.