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 15300.
Error number: 15300
Severity level: 11
Event logged: No recognized letter is contained in the parameter value for General Permission Type (%s). Valid letters are in this set: %s .