list command format in app differs from UG

[Gra7ityIC3]

Entering list a shows:

Invalid command format! 
list: Displays list of events, vendors or both.
Parameters: v/<empty> or e/<empty>
To list vendors: list v/
To list events: list e/
To list both in multiview: list

while the command format for list in the UG specifies list [v/] [e/].