SMF attachment dir/s may be a serialized array or not (if only one is used)
SMF attachment dir/s may be a serialized array or not (if only one is used)

Signed-off-by: emanuele <ac2faa8b943b3fcadaf05ed2541f4eebde440ed7@gmail.com>

emanuele45/openimporter,OpenImporter/openimporter