Zend_Exception is the base class for all exceptions thrown by Zend
Framework. This class extends the base Exception class of PHP.
Ejemplo 385. Catch all Zend Framework exceptions
try {
// your code
} catch (Zend_Exception $e) {
// do something
}
Ejemplo 386. Catch exceptions thrown by a specific component of Zend Framework
try {
// your code
} catch (Zend_Db_Exception $e) {
// do something
}