




 
The variable 
*handle-missing-action-in-action-list*
 is a keyword; one of 
:warn
, 
:error
 or 
:ignore
, denoting how to handle an operation on a missing action. Its initial value is 
:warn
. It is used by 
undefine-action
.
LispWorks User Guide and Reference Manual - 21 Dec 2011