Natural System Error Messages 7801-7850

NAT7801: Dialog cannot be used as generic document window. Reason: :1:.

Text
Dialog cannot be used as generic document window. Reason: ....
Expl.
This error can occur when a Natural dialog is to be displayed
as a generic document window in Natural Studio.

Common reasons are:
(1) The dialog was not created or has already been closed.
(2) The dialog is not of type "MDI plug-in window".
(3) The creation of the generic document window failed.
Actn.
Make sure that the dialog has been created and that it is of
type "MDI plug-in window".

NAT7802: Natural runtime system is busy.

Text
Natural runtime system is busy.
Expl.
An attempt was made to execute or run a program or dialog through the
Natural Studio Automation interface, while the Natural runtime in that
session was already executing. This is not possible.
Actn.
No action required.