Release Notes for Tableau 9.0.9
In Tableau Server, when you republished a data source or workbook with a previously assigned extract refresh schedule, selecting "None" did not remove the data source or workbook from the schedule.
In Tableau Server, limiting the number of site users sometimes resulted in an error: "The user quota must be greater than zero and less than or equal to the current number of users. The storage quota must be greater than zero."
In Tableau Server, when you imported an Active Directory group containing an "@" character, the task failed with an error: "Group name contains invalid character (errorCode=10001)."
In Tableau Server, searching for Active Directory groups sometimes timed out or was very slow.
In Tableau Server, permissions for configuration files allowed unauthorized users access.
In Tableau Server, only an inactivity timer was used to check the lifetime of a user session, and the session's lifetime could be extended indefinitely. The session now expires based on an absolute timeout.
When Tableau Server was configured to require SSL for all connections to the internal repository database, the readonly user still connected without SSL.
In Tableau Server, creating a Japanese-named user and assigning the user to a Japanese-named site resulted in a null pointer exception.
Publishing a user specific view to Tableau Server via tabcmd with the --thumbnail-username option did not generate a valid thumbnail.
In Tableau Server, you could not export a published workbook via tabcmd if the workbook name began with a hyphen.