Unable to execute query error

On the "Sessions" tab, under the "Sessions" section of the tab, I clicked "Configure this report" and removed the fields "MGR", "BB/Hour", and "Seat". I get the following when I click on any session:
[url8od]http://img301.imageshack.us/my.php?image=pt3queryko6.jpg[/url8od]
Restoring the default fields doesn't fix this and restarting PT3 doesn't fix it either. However, displaying "Sessions - By Time" does load the session hands correctly in the bottom panel.
[url8od]http://img301.imageshack.us/my.php?image=pt3queryko6.jpg[/url8od]
Restoring the default fields doesn't fix this and restarting PT3 doesn't fix it either. However, displaying "Sessions - By Time" does load the session hands correctly in the bottom panel.