OSIS-2185 : catch NewConnectionError
OSIS-2185 : catch NewConnectionError

uclouvain/osis,uclouvain/osis,uclouvain/osis_louvain,uclouvain/osis_louvain,uclouvain/osis,uclouvain/osis,uclouvain/osis_louvain,uclouvain/OSIS-Louvain,uclouvain/OSIS-Louvain,uclouvain/OSIS-Louvain