Controls whether the command line displays the messages and prompts generated while an AutoLISP or script file is being executed.
| Type: | Integer | 
| Saved in: | Registry | 
| Initial value: | 1 | 
|  
			  Value  | 
 
			  Description  | 
|---|---|
|  
			  0  | 
 
			  The command line does not display messages during a command or AutoLISP routine.  | 
|  
			  1  | 
 
			  The command line shows the progress of a command or AutoLISP routine.  |