add case for no connection in order to show message in view resource
add case for no connection in order to show message in view resource

jeroenh/OpenNSA,jeroenh/OpenNSA,NORDUnet/opennsa,NORDUnet/opennsa,jab1982/opennsa,jeroenh/OpenNSA,NORDUnet/opennsa,jab1982/opennsa