Issues resolved in 5.6.77
||What was wrong
||The last channel ID with a zero value is returned for users who have not previously signed in.
||The last channel ID always reports an identifier of a parent static channel, even if the dynamic channel still exists.
||[MapTool] The service fails when a guard tour mode is changed in T.Rodon.
||[AMGW] An error occurs when resetting a server in T.Commander.
||[Task Manager (EMC)] Clients are not notified when an issue is deleted.
||[MapTool] If the paused guard tour checkpoint is skipped, the tour can no longer be stopped.
||[EMC] Users can modify tasks that are not assigned to them.
||[MapTool] If only one user is granted permission for a zone, that permission cannot be revoked.