This is a view error. You can recreate it by refreshing a view that has been deleted.

To work around the error, reselect the view from the navigator.

To recreate it:

This works for Shared-Private on first use views that are stored on the server.

On one machine open the view which becomes stored on the server.

Ona nothe rmachine open the view, then delete it.

When you refresh the first machine's vioew you will get the error.

This was done on version 5.07