This class is considered usable by external developers but its contracts have not stabilized.
Experimental APIs may be changed at any time before being marked
Represents a case where writing attachment data has failed (e.g. there was a failure to write to the file system,
or there was an error sending the attachment to the remote attachment store).
Generate a localised message for this exception.
||Internationalisation helper that can provide localised messages for given codes.
- a localised message for this exception. Option.none() to use the default (i.e. getMessage()).