Exception thrown on storage errors, e.g. a driver back-end reported a fatal error.
Requires: PHP 5.3
Located at Exception/Storage.inc.php
Returns the unified error code, if possible. Performs a callback on the storage back-end that threw the exception. Error code translation is only possible if the creator of the exception supports error code translation.
Methods inherited from Exception
Callback invoked to unify error code amongst storage drivers.