unbound-slot-instance (ANSI and GNU Common Lisp Document)

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#### 7.7.41 unbound-slot-instance [Function]

`unbound-slot-instance` condition ⇒ instance

#### Arguments and Values::

condition—a condition of type unbound-slot.

instance—an object.

#### Description::

Returns the instance which had the unbound slot in the situation represented by the condition.

#### See Also::

cell-error-name , unbound-slot, Condition System Concepts