Microsoft SQL Server database ranks third in the relational database, second only to Oracle and MySQL database. when using it, it is inevitable to encounter various problems and warnnings. You may be dba or a developer, I hope this content can help you solve SQL Server error number 6291.
Error number: 6291
Severity level: 16
Event logged: AppDomain %i (%.*ls) failed to unload with error code 0x%x.