"This table can contain sessions that are not active, before those are removed from the table. For example, if a Microsoft Dynamics NAV Server instance stops responding, then the table can contain sessions that are not active. When the Microsoft Dynamics NAV Server instance restarts, it deletes from the table the sessions that are not active. If the Microsoft Dynamics NAV Server instance never restarts, then other the Microsoft Dynamics NAV Server instances delete the sessions that are not active."
Comments
"This table can contain sessions that are not active, before those are removed from the table. For example, if a Microsoft Dynamics NAV Server instance stops responding, then the table can contain sessions that are not active. When the Microsoft Dynamics NAV Server instance restarts, it deletes from the table the sessions that are not active. If the Microsoft Dynamics NAV Server instance never restarts, then other the Microsoft Dynamics NAV Server instances delete the sessions that are not active."
http://msdn.microsoft.com/en-us/library ... 7(v=nav.71).aspx
What does " then other the Microsoft Dynamics NAV Server instances delete the sessions that are not active" means?
This is a well known issue resolved in KB2815438, see below thread:
http://dynamicsuser.net/forums/t/79682.aspx
I am not sure I can apply the hotfix from Nav 2013 to Nav 2013 R2.
Unfortunately I couldn't find hotfix for Nav 2013 R2.