Controls whether a viewport is created automatically on each new layout added to a drawing.
| Type: | Integer | 
| Saved in: | Registry | 
| Initial value: | 1 | 
| 
           Value  | 
           Description  | 
|---|---|
|  
			  0  | 
			  Newly created layouts do not include any viewports  | 
|  
			  1  | 
 
			  A single layout viewport is created with each new layout  |