|  | ANSI Common Lisp  10 Symbols  10.2 Dictionary of Symbols 
 
| 10.2.20  unbound-variable | Condition Type |  
 Class Precedence List:
unbound-variable,
cell-error,
error,
serious-condition,
condition,
t
Description:
The type unbound-variable consists of error conditions
that represent attempts to read the value of an unbound variable.
The name of the cell (see cell-error) is the name of the 
variable that was unbound.
 
See Also:
cell-error-name
Allegro CL Implementation Details:
 None.
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