#### 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 [Function]